Update changelog-verification.yml to only trigger java change

Author: zoewangg

.github/workflows/changelog-verification.yml

@@ -9,6 +9,8 @@ on:
     types: [ opened, synchronize, reopened, labeled, unlabeled ]
     branches:
       - master
+    paths:
+      - '**/*.java'
 
 jobs:
   changelog-verification:
@@ -26,4 +28,4 @@ jobs:
           echo "::error ::No new/updated changelog entry found in /.changes/next-release directory. Please either:"
           echo "::error ::* Add a changelog entry (see CONTRIBUTING.md for instructions) –or–"
           echo "::error ::* Add the 'changelog-not-required' label to this PR (in rare cases not warranting a changelog entry)"
-          exit 1
+          exit 1