add 1.12.7 and 1.13.6 to old versions on support/1.14

Author: onichols-pivotal

settings.gradle

@@ -93,12 +93,14 @@ include 'static-analysis:pmd-rules'
  '1.12.4',
  '1.12.5',
  '1.12.6',
+ '1.12.7',
  '1.13.0',
  '1.13.1',
  '1.13.2',
  '1.13.3',
  '1.13.4',
  '1.13.5',
+ '1.13.6',
  '1.14.0',
  '1.14.1',
  '1.14.2'].each {