Fix IT (#5773)

Author: Binyang2014

tests/jenkins/test_rest_server_js_sdk.sh

@@ -48,7 +48,7 @@ EOT
 
     cp ${WORKSPACE}/src/rest-server/docs/swagger.yaml .
     node tests/common/apiTestCaseGenerator.js -- "swagger.yaml" ".tests/apiTestCase.json"
-    sudo npm install -g mocha
+    sudo npm install -g mocha@9.2.2
     mocha tests/api_tests/**/*.spec.js -t 1800000
 
     cd ../..