Update java-sdk.yml

Author: dsinghvi

.github/workflows/java-sdk.yml

@@ -26,5 +26,8 @@ jobs:
           FERN_TOKEN: ${{ secrets.FERN_TOKEN }}
           MAVEN_USERNAME: ${{ secrets.MAVEN_USERNAME }}
           MAVEN_PASSWORD: ${{ secrets.MAVEN_PASSWORD }}
+          MAVEN_SIGNING_KEY_ID: ${{ secrets.MAVEN_SIGNING_KEY_ID }}
+          MAVEN_SIGNING_PASSWORD: ${{ secrets.MAVEN_SIGNING_PASSWORD }}
+          MAVEN_SIGNING_KEY: ${{ secrets.MAVEN_SIGNING_KEY }}
         run: |
           fern generate --group java-sdk --version ${{ inputs.version }} --log-level debug