revert this: prevent request retries at the dummy app

Author: AbanoubGhadban

react_on_rails_pro/spec/dummy/config/initializers/react_on_rails_pro.rb

@@ -36,7 +36,7 @@
 
   # Retry request in case of time out on the node-renderer side
   # 0 - no retry
-  config.renderer_request_retry_limit = 1
+  config.renderer_request_retry_limit = 0
 
   # Array of globs to find any files for which changes should bust the fragment cache for
   # cached_react_component and cached_react_component_hash. This should