Revise GitHub workflows

Author: Stefan Botez

.github/workflows/aws-lambda-java-runtime-interface-client.yml

@@ -24,12 +24,7 @@ jobs:
       uses: actions/setup-java@v1
       with:
         java-version: 1.8
-    
-    # Install base modules
-    - name: Build core with Maven
-      run: mvn -B install --file aws-lambda-java-core/pom.xml
-    - name: Build serialization with Maven
-      run: mvn -B install --file aws-lambda-java-serialization/pom.xml
+        
     # Test Runtime Interface Client
     - name: Run 'pr' target
       working-directory: ./aws-lambda-java-runtime-interface-client

.github/workflows/aws-lambda-java-serialization.yml

@@ -28,9 +28,9 @@ jobs:
     # Install base module
     - name: Build events with Maven
       run: mvn -B install --file aws-lambda-java-events/pom.xml
-    # Install target module
+    # Package target module
     - name: Build serialization with Maven
-      run: mvn -B install --file aws-lambda-java-serialization/pom.xml
+      run: mvn -B package --file aws-lambda-java-serialization/pom.xml
 
     # Test Runtime Interface Client
     - name: Run 'pr' target