disable tests for litegen CI (Azure#35023)

Author: haolingdong-msft

eng/mgmt/automation/generate_utils.py

@@ -91,7 +91,7 @@ def generate(
 
 def compile_package(sdk_root, module) -> bool:
     if os.system(
-            'mvn --no-transfer-progress clean verify package -f {0}/pom.xml -Dmaven.javadoc.skip -Dgpg.skip -Drevapi.skip -pl {1}:{2} -am'.format(
+            'mvn --no-transfer-progress clean verify package -f {0}/pom.xml -Dmaven.javadoc.skip -Dgpg.skip -DskipTestCompile -Djacoco.skip -Drevapi.skip -pl {1}:{2} -am'.format(
                 sdk_root, GROUP_ID, module)) != 0:
         logging.error('[COMPILE] Maven build fail')
         return False

eng/mgmt/automation/generation.yml

@@ -30,9 +30,9 @@ steps:
     npm install -g autorest
   displayName: 'Install autorest'
 
-- template: /eng/common/testproxy/test-proxy-tool.yml
-  parameters:
-    runProxy: true
+# - template: /eng/common/testproxy/test-proxy-tool.yml
+#   parameters:
+#     runProxy: true
 
 - bash: |
     export PATH=$JAVA_HOME_11_X64/bin:$PATH