Update gradle-publish.yml

Author: sinender

.github/workflows/gradle-publish.yml

@@ -32,6 +32,6 @@ jobs:
 
     - name: Setup Gradle
       uses: gradle/actions/setup-gradle@417ae3ccd767c252f5661f1ace9f835f9654f2b5 # v3.1.0
-
+    - run: chmod +x ./gradlew
     - name: Build with Gradle
       run: ./gradlew remapJar