Fix Git action

Author: rdasgupt

.github/workflows/maven-publish.yml

@@ -26,7 +26,7 @@ jobs:
         settings-path: ${{ github.workspace }} # location for the settings.xml file
 
     - name: Build with Maven
-      run: mvn -B package --file pom.xml -DskipTests
+      run: mvn -B --projects org.eclipse.paho.client.mqttv3 --file pom.xml -DskipTests package
 
     - name: Publish to GitHub Packages Apache Maven
       run: mvn deploy -s $GITHUB_WORKSPACE/settings.xml