Settings WebUI: reset profile dialog, add padding for link focus ring in body

Bug: 909653
Change-Id: I3aeb33600e6cf01b2cccfd54d860830b04bff97b
Reviewed-on: https://chromium-review.googlesource.com/c/1355527Reviewed-by: Scott Chen <scottchen@chromium.org>
Commit-Queue: Esmael El-Moslimany <aee@chromium.org>
Cr-Commit-Position: refs/heads/master@{#612829}

chrome/browser/resources/settings/reset_page/reset_profile_dialog.html

@@ -18,6 +18,13 @@
       paper-spinner-lite {
         margin: 0 8px;
       }
+
+      cr-dialog {
+        --cr-dialog-body: {
+          /* Add space for the link focus ring. See https://crbug.com/909653. */
+          padding-bottom: 2px;
+        };
+      }
     </style>
     <cr-dialog id="dialog" close-text="$i18n{close}"
         ignore-popstate ignore-enter-key>