Upgrade conformance test version to v0.3.9 (GoogleCloudPlatform#87)

Author: mtraver

.github/workflows/conformance.yaml

@@ -16,25 +16,25 @@ jobs:
         ]
     steps:
     - uses: actions/checkout@v2
-    
+
     - name: Set up JDK ${{ matrix.java }}
       uses: actions/setup-java@v1
       with:
         java-version: ${{ matrix.java }}
-    
+
     - name: Setup Go
       uses: actions/setup-go@v2
       with:
         go-version: '1.15'
-    
+
     - name: Build API with Maven
       run: (cd functions-framework-api/ && mvn install)
 
     - name: Build invoker with Maven
       run: (cd invoker/ && mvn install)
-    
+
     - name: Run HTTP conformance tests
-      uses: GoogleCloudPlatform/functions-framework-conformance/action@v0.3.8
+      uses: GoogleCloudPlatform/functions-framework-conformance/action@v0.3.9
       with:
         functionType: 'http'
         useBuildpacks: false
@@ -43,9 +43,9 @@ jobs:
         startDelay: 10
 
     - name: Run cloudevent conformance tests
-      uses: GoogleCloudPlatform/functions-framework-conformance/action@v0.3.8
+      uses: GoogleCloudPlatform/functions-framework-conformance/action@v0.3.9
       with:
         functionType: 'cloudevent'
         useBuildpacks: false
         cmd: "'mvn -f invoker/conformance/pom.xml function:run -Drun.functionTarget=com.google.cloud.functions.conformance.CloudEventsConformanceFunction'"
-        startDelay: 10
+        startDelay: 10