Drop one of duplicated classname from Serverless Functions

limit-container-width classname is duplicated in two of the parent
and child elements.  As the child element is not relevant to any of
CSS rules, we can safely remove the child element to reduce DOM size.
Signed-off-by: Takuya Noguchi <takninnovationresearch@gmail.com>

app/views/projects/serverless/functions/index.html.haml

@@ -10,11 +10,10 @@
   help_path: help_page_path('user/project/clusters/serverless/index'),
   empty_image_path: image_path('illustrations/empty-state/empty-serverless-lg.svg') } }
 
-%div{ class: [('limit-container-width' unless fluid_layout)] }
-  .js-serverless-survey-banner{ data: { user_name: current_user.name, user_email: current_user.email } }
+.js-serverless-survey-banner{ data: { user_name: current_user.name, user_email: current_user.email } }
 
-  .js-serverless-functions-notice
-    .flash-container
+.js-serverless-functions-notice
+  .flash-container
 
-  .top-area.adjust.d-flex.justify-content-center.gl-border-none
-    .serverless-functions-table#js-serverless-functions
+.top-area.adjust.d-flex.justify-content-center.gl-border-none
+  .serverless-functions-table#js-serverless-functions

changelogs/unreleased/246904-drop-limit-container-width-from-serverless-functions.yml

+---
+title: Drop one of duplicated classname from Serverless Functions
+merge_request: 41833
+author: Takuya Noguchi
+type: performance