Updates signing step

Signed-off-by: Patrick Reinhart <patrick@reini.net>

Author: reinhapa

.github/workflows/gradle.yml

@@ -54,7 +54,8 @@ jobs:
       uses: actions/setup-java@v2
       with:
         distribution: temurin
-        gpg-private-key: "${{ secrets.GPG_SIGNING_KEY }}"
+        gpg-private-key: ${{ secrets.GPG_SIGNING_KEY }}
+        gpg-passphrase: ${{ secrets.GPG_PASSPHRASE }}
         java-version: '8'
     - name: Deploy
-      run: ./gradlew publish -x test -PsonatypeUsername=${{ secrets.OSSRH_USERNAME }} -PsonatypePassword=${{ secrets.OSSRH_PASSWORD }} -Psigning.password=${{ secrets.GPG_PASSPHRASE }}
+      run: ./gradlew publish -x test -PsonatypeUsername=${{ secrets.OSSRH_USERNAME }} -PsonatypePassword=${{ secrets.OSSRH_PASSWORD }} -Psigning.keyId=${{ secrets.GPG_SIGNING_KEY_ID }} -Psigning.password=${{ secrets.GPG_PASSPHRASE }} -Psigning.secretKeyRingFile=${{ GITHUB_WORKSPACE }}/.gnupg/secring.gpg