fix: attempt to fix passing maven args

Author: metacosm

.github/workflows/release-project-in-dir.yml

@@ -41,7 +41,7 @@ jobs:
         uses: samuelmeuli/action-maven-publish@v1
         with:
           maven_profiles: "release"
-          maven_args: "$MAVEN_ARGS"
+          maven_args: ${{ env.MAVEN_ARGS }}
           gpg_private_key: ${{ secrets.GPG_PRIVATE_KEY }}
           gpg_passphrase: ${{ secrets.GPG_PASSPHRASE }}
           nexus_username: ${{ secrets.OSSRH_USERNAME }}