Add missing variables

Author: purejava

.github/workflows/codeql-analysis.yml

@@ -74,6 +74,9 @@ jobs:
         # Potential stop-gap solution for ReadTimeout issues with the Gradle Build Cache
         # https://gradle.slack.com/archives/CHDLT99C6/p1636477584059200
         GRADLE_OPTS: -Dhttp.keepAlive=false
+        ORG_GRADLE_PROJECT_signingKey: ${{ secrets.GPG_PRIVATE_KEY }}
+        ORG_GRADLE_PROJECT_signingKeyId: ${{ secrets.GPG_PRIVATE_KEY_ID }}
+        ORG_GRADLE_PROJECT_signingPassword: ${{ secrets.GPG_PASSPHRASE }}
 
     - name: Compile with Gradle without Build Scan
       if: ${{ matrix.language == 'java' && github.repository_owner != 'gradle' }}