Bump PMD to version 7.17.0

Author: ethauvin

src/bld/java/rife/bld/extension/PmdOperationBuild.java

@@ -50,7 +50,7 @@ public PmdOperationBuild() {
 
         repositories = List.of(MAVEN_LOCAL, MAVEN_CENTRAL, RIFE2_RELEASES, RIFE2_SNAPSHOTS);
 
-        var pmd = version(7, 16, 0);
+        var pmd = version(7, 17, 0);
         scope(compile)
                 .include(dependency("com.uwyn.rife2", "bld",
                         version(2, 3, 0)))