Merge branch '_acet-fix-flash-styling' into 'master'

Always prefer flash-text as display block

Closes #53920

See merge request gitlab-org/gitlab-ce!23382

app/assets/stylesheets/framework/flash.scss

@@ -32,16 +32,16 @@
     margin: 0;
   }
 
+  .flash-text,
+  .flash-action {
+    display: inline-block;
+  }
+
   .flash-alert {
     @extend .alert;
     background-color: $red-500;
     margin: 0;
 
-    .flash-text,
-    .flash-action {
-      display: inline-block;
-    }
-
     .flash-action {
       margin-left: 5px;
       text-decoration: none;

changelogs/unreleased/_acet-fix-flash-styling.yml

+---
+title: Fix flash notice styling for fluid layout
+merge_request: 23382
+author:
+type: fixed