Merge pull request #77 from rursprung/fix-ci-2.x

CI: run gradle commands in separate steps (backport to 2.x)

.github/workflows/CI.yml

@@ -29,12 +29,12 @@ jobs:
       with:
         java-version: ${{ matrix.java }}
         distribution: temurin
-
     - name: Build and Run Tests
       run: |
-          ./gradlew build
-           # Generated by 'opensearch.pluginzip' custom gradle plugin
-          ./gradlew publishPluginZipPublicationToZipStagingRepository
+        ./gradlew build
+    - name: Publish plugin ZIP to staging repository
+      run: |
+        ./gradlew publishPluginZipPublicationToZipStagingRepository
     - name: Update version to the next development iteration
       if: matrix.os != 'windows-latest'
       run: |