OldUserCleanupJob defines Boolean field with unsupported meta fields, causing install warnings on XWiki 17.10.7

Starting job of type [install] with identifier [extension/action/org.xwiki.contrib.ldap:ldap-user-cleanup/wiki:xwiki]
Starting job of type [installplan]
Resolving extension [LDAP user cleanup 9.16.1] on namespace [Home]
Resolving extension dependency [org.xwiki.contrib.ldap:ldap-api-9.16.1] on namespace [Home]
Resolving extension dependency [org.xwiki.contrib.ldap:ldap-authenticator-9.16.1] on namespace [Home]
There is already an installed extension [LDAP Authenticator 9.16.1] covering extension dependency [org.xwiki.contrib.ldap:ldap-authenticator-9.16.1]
Resolving extension dependency [org.xwiki.platform:xwiki-platform-oldcore-[17.10.7]] on namespace [Home]
There is already a core extension feature [XWiki Platform - Legacy - Old Core 17.10.7] ([XWiki Platform - Legacy - Old Core 17.10.7]) covering extension dependency [org.xwiki.platform:xwiki-platform-oldcore-[17.10.7]]
Resolving extension dependency [com.novell.ldap:jldap-2009-10-07] on namespace [Home]
There is already an installed extension [LDAP Class Libraries for Java (JLDAP) 2009-10-07] covering extension dependency [com.novell.ldap:jldap-2009-10-07]
Resolving extension dependency [org.xwiki.contrib:authservice-backport-api-1.1.1] on namespace [Home]
There is already a core extension feature [XWiki Platform - Legacy - Old Core 17.10.7] ([XWiki Platform - Legacy - Old Core 17.10.7]) covering extension dependency [org.xwiki.contrib:authservice-backport-api-1.1.1]
Resolving extension dependency [org.apache.commons:commons-lang3-3.5] on namespace [Home]
There is already a core extension feature [Apache Commons Lang 3.20.0] ([Apache Commons Lang 3.20.0]) covering extension dependency [org.apache.commons:commons-lang3-3.5]
Resolving extension dependency [commons-collections:commons-collections-3.2.2] on namespace [Home]
There is already a core extension feature [Apache Commons Collections 3.2.2] ([Apache Commons Collections 3.2.2]) covering extension dependency [commons-collections:commons-collections-3.2.2]
Resolving extension dependency [org.xwiki.platform:xwiki-platform-rendering-macro-groovy-[17.10.7]] on namespace [Home]
There is already a core extension feature [Groovy Macro 17.10.7] ([Groovy Macro 17.10.7]) covering extension dependency [org.xwiki.platform:xwiki-platform-rendering-macro-groovy-[17.10.7]]
Resolving extension dependency [org.xwiki.platform:xwiki-platform-rendering-macro-velocity-[17.10.7]] on namespace [Home]
There is already a core extension feature [Velocity Macro 17.10.7] ([Velocity Macro 17.10.7]) covering extension dependency [org.xwiki.platform:xwiki-platform-rendering-macro-velocity-[17.10.7]]
Resolving extension dependency [org.xwiki.rendering:xwiki-rendering-macro-html-[17.10.7]] on namespace [Home]
There is already a core extension feature [HTML Macro 17.10.7] ([HTML Macro 17.10.7]) covering extension dependency [org.xwiki.rendering:xwiki-rendering-macro-html-[17.10.7]]
Resolving extension dependency [org.xwiki.platform:xwiki-platform-scheduler-api-[17.10.7]] on namespace [Home]
There is already a core extension feature [Scheduler API 17.10.7] ([Scheduler API 17.10.7]) covering extension dependency [org.xwiki.platform:xwiki-platform-scheduler-api-[17.10.7]]
Finished job of type [installplan]
Downloading extension [LDAP API 9.16.1]
Downloading extension [LDAP user cleanup 9.16.1]
Applying [INSTALL] for extension [LDAP API 9.16.1] on namespace [Home] from previous extension(s) []
Successfully applied [INSTALL] for extension [LDAP API 9.16.1] on namespace [Home] from previous extension(s) []
Applying [INSTALL] for extension [LDAP user cleanup 9.16.1] on namespace [Home] from previous extension(s) []
Preparing XAR extension plan
XAR extension plan ready
Installing document [Home » Scheduler » LDAP » Translations]
Done installing document [Home » Scheduler » LDAP » Translations]
Installing document [Home » Scheduler » LDAP » OldUserCleanupJobSheet]
Done installing document [Home » Scheduler » LDAP » OldUserCleanupJobSheet]
Installing document [Home » Scheduler » LDAP » OldUserCleanupJobCode]
Done installing document [Home » Scheduler » LDAP » OldUserCleanupJobCode]
Home » OldUserCleanupJob - Unknown property meta class field [picker] for property type [Boolean] in class [Scheduler.LDAP.OldUserCleanupJob]
Home » OldUserCleanupJob - Unknown property meta class field [size] for property type [Boolean] in class [Scheduler.LDAP.OldUserCleanupJob]
Home » OldUserCleanupJob - Unknown property meta class field [picker] for property type [Boolean] in class [Scheduler.LDAP.OldUserCleanupJob]
Home » OldUserCleanupJob - Unknown property meta class field [size] for property type [Boolean] in class [Scheduler.LDAP.OldUserCleanupJob]
Installing document [Home » Scheduler » LDAP » OldUserCleanupJob]
Done installing document [Home » Scheduler » LDAP » OldUserCleanupJob]
Installing document [Home » Scheduler » LDAP » Translations]
Done installing document [Home » Scheduler » LDAP » Translations]
Home » OldUserCleanupJob - Unknown property meta class field [picker] for property type [Boolean] in class [Scheduler.LDAP.OldUserCleanupJob]
Home » OldUserCleanupJob - Unknown property meta class field [size] for property type [Boolean] in class [Scheduler.LDAP.OldUserCleanupJob]
Home » OldUserCleanupJob - Unknown property meta class field [picker] for property type [Boolean] in class [Scheduler.LDAP.OldUserCleanupJob]
Home » OldUserCleanupJob - Unknown property meta class field [size] for property type [Boolean] in class [Scheduler.LDAP.OldUserCleanupJob]
Successfully applied [INSTALL] for extension [LDAP user cleanup 9.16.1] on namespace [Home] from previous extension(s) []
Finished job of type [install] with identifier [extension/action/org.xwiki.contrib.ldap:ldap-user-cleanup/wiki:xwiki]