Gradle wrappers validation GitHub action should be triggered for jars only

but not for gradle-wrapper.jars because the action also checks all homoglyph variants, see https://github.com/gradle/actions/blob/main/docs/wrapper-validation.md#solution

GitOrigin-RevId: 51ac3779f641bf4d26fd8e2666dabe9c93bdb149

.github/workflows/Gradle_wrappers_validation.yml

@@ -1,5 +1,8 @@
 name: Gradle Wrappers Validation
-on: [ push, workflow_dispatch ]
+on:
+  push:
+    paths:
+      - '**.jar'
 jobs:
   validation:
     name: Validation