fix2 indexer build pipelines

Author: dantelmomsft

.github/workflows/app-ci.yaml

@@ -55,7 +55,7 @@ jobs:
         run: |
           echo "Testing indexer project."
           cd ./app/indexer
-          ./mvnw test
+          mvn test
 
       - name: Build Spring Boot App
         run: |

.github/workflows/nightly-jobs.yaml

@@ -95,10 +95,10 @@ jobs:
         run: |
           echo "Testing indexer project."
           cd ./app/indexer
-          ./mvnw test
+          mvn test
 
       - name: Build Spring Boot App
         run: |
           echo "Building Spring Boot app."
           cd ./app/backend
-          ./mvnw verify
+          mvn verify