Add tag value for https://github.com/jwgmeligmeyling/pmd-github-action/releases`

See https://github.com/jwgmeligmeyling/pmd-github-action/releases
(the actual tag name is a little bit longer than `v1.2`)

Author: snazy

actions.yml

@@ -480,6 +480,7 @@ jwgmeligmeyling/checkstyle-github-action:
     keep: true
 jwgmeligmeyling/pmd-github-action:
   322e346bd76a0757c4d54ff9209e245965aa066d:
+    tag: v1.2
     expires_at: 2050-01-01
 jwgmeligmeyling/spotbugs-github-action:
   '*':