remov alert related from scss files

src/client/styles/scss/_on-edit.scss

@@ -33,8 +33,6 @@ body.on-edit {
   .users-info,
   .user-page-content-container,
   .portal-form-button,
-  .alert-info.alert-moved,
-  .alert-info.alert-unlinked,
   .btn-like,
   .btn-bookmark,
   .btn-edit,

src/client/styles/scss/_page.scss

@@ -30,14 +30,6 @@
   }
 }
 
-// alert component settings
-.alert-trash,
-.alert-moved,
-.alert-unlinked,
-.alert-grant {
-  padding: 10px 15px;
-}
-
 .main .content-main .revision-history {
   .revision-history-list {
     .revision-history-outer {