Collision warnings in the logs about javax.annotation-api when deploying in Jetty

16:21:00.913 [tc-okhttp-stream-1410367298] INFO  o.x.t.d.j.ServletContainerExecutor - STDOUT: 2018-11-06 15:21:00,913 [main] WARN  .x.e.m.i.MavenExtensionScanner - Collision between core extension [javax.annotation:javax.annotation-api/1.2 (jar:file:/usr/local/jetty/lib/annotations/javax.annotation-api-1.2.jar!/META-INF/maven/javax.annotation/javax.annotation-api/pom.xml)] and [javax.annotation:javax.annotation-api/1.3.2 (file:/var/lib/jetty/webapps/xwiki/WEB-INF/lib/javax.annotation-api-1.3.2.xed)] 
16:21:00.913 [tc-okhttp-stream-1410367298] INFO  o.x.t.d.j.ServletContainerExecutor - STDOUT: 2018-11-06 15:21:00,913 [main] WARN  .x.e.m.i.MavenExtensionScanner - [javax.annotation:javax.annotation-api/1.3.2 (file:/var/lib/jetty/webapps/xwiki/WEB-INF/lib/javax.annotation-api-1.3.2.xed)] is selected