Bump PMD extension to version 1.2.3

Author: ethauvin

lib/bld/bld-wrapper.properties

@@ -2,6 +2,6 @@ bld.downloadExtensionJavadoc=false
 bld.downloadExtensionSources=true
 bld.downloadLocation=
 bld.extension-jacoco=com.uwyn.rife2:bld-jacoco-report:0.9.10
-bld.extension-pmd=com.uwyn.rife2:bld-pmd:1.2.2
+bld.extension-pmd=com.uwyn.rife2:bld-pmd:1.2.3
 bld.repositories=MAVEN_CENTRAL,RIFE2_RELEASES,MAVEN_LOCAL,RIFE2_SNAPSHOTS
 bld.version=2.2.1