Increase the Queue limit for mongoDB (#4428)

frameworks/Java/spring-webflux/src/main/resources/application.yml

@@ -34,5 +34,5 @@ spring:
   profiles: mongo
 
 database:
-  url: mongodb://tfb-database:27017
+  url: mongodb://tfb-database:27017/?waitQueueMultiple=200
   name: hello_world