Fix border radii on diff files and repo files

app/assets/stylesheets/framework/files.scss

@@ -241,6 +241,7 @@
      */
     &.code {
       padding: 0;
+      border-radius: 0 0 $border-radius-default $border-radius-default;
     }
 
     .list-inline.previews {

app/assets/stylesheets/framework/highlight.scss

@@ -8,7 +8,7 @@
   pre {
     padding: 10px 0;
     border: 0;
-    border-radius: 0;
+    border-radius: 0 0 $border-radius-default $border-radius-default;
     font-family: $monospace-font;
     font-size: $code-font-size;
     line-height: 19px;
@@ -42,6 +42,7 @@
     padding: 10px;
     text-align: right;
     float: left;
+    border-bottom-left-radius: $border-radius-default;
 
     a {
       font-family: $monospace-font;

app/assets/stylesheets/pages/diff.scss

@@ -494,6 +494,12 @@ table.code {
     }
   }
 
+  .line_holder:last-of-type {
+    td:first-child {
+      border-bottom-left-radius: $border-radius-default;
+    }
+  }
+
   &.left-side-selected {
     td.line_content.parallel.right-side {
       user-select: none;

changelogs/unreleased/38561-border-radii.yml

+---
+title: Fix border radii on diff files and repo files
+merge_request:
+author:
+type: fixed