Made the update versions to do a PR

.github/workflows/update_gs_versions.yml

@@ -21,7 +21,7 @@ jobs:
         with:
           ref: ${{ github.event.inputs.main-branch }}
           token: ${{ secrets.GITHUB_TOKEN }}
-      - name: Updte versions
+      - name: Update versions
         id: create-versions
         env:
           MAPFISH_GROUP: org.mapfish.print
@@ -51,10 +51,15 @@ jobs:
               mvn versions:use-dep-version -f $POM_FILE -Dincludes=$GEOSTORE_GROUP -DdepVersion=$GEOSTORE_VERSION -DforceVersion=true -DgenerateBackupPoms=false -DautoVersionSubmodules=true -Pprinting
               mvn versions:use-dep-version -f $POM_FILE -Dincludes=$HTTP_PROXY_GROUP -DdepVersion=$HTTP_PROXY_VERSION -DforceVersion=true -DgenerateBackupPoms=false -DautoVersionSubmodules=true -Pprinting
           done
+          pr_branch_name="up_versions-${release-branch}-${RUN_ID}"
+          echo "Creating a PR on branch: ${pr_branch_name} for "${{ github.ref_name }}"
+          git checkout -b "${pr_branch_name}"
           echo $POM_FILES | xargs git add
           if ! git diff-index --quiet HEAD; then
             git commit -m "Set versions of main dependencies (geostore, mapfish, http-proxy)"
           else
             echo "::notice::No version changes in dependencies to commit. Please make sure to make this version fixed later"
           fi
-          git push origin ${{ github.ref_name }}
+          git push origin "${pr_branch_name}"
+          pr_url=$(gh pr create -B "${{ github.ref_name }}" -H "${pr_branch_name}" --title "[github-action] ${{ github.ref_name }} - Dependencies versions update" --body "This automatic pull request bumps version of ${{ github.ref_name }} branch for java packages. It updates the versions of the main dependencies (geostore, mapfish, http-proxy) to the versions: mapfish: $MAPFISH_VERSION, geostore: $GEOSTORE_VERSION, http-proxy: $HTTP_PROXY_VERSION")
+          sleep 10