feedback: fix buttons overlapping text in long-text locales

chrome/browser/resources/feedback/css/feedback.css

Index: chrome/browser/resources/feedback/css/feedback.css
diff --git a/chrome/browser/resources/feedback/css/feedback.css b/chrome/browser/resources/feedback/css/feedback.css
index 5c12f22e7fd09879759558e8e4686397cba67850..2fdfe15486c6907474f39a1891ce007179f5ca28 100644
--- a/chrome/browser/resources/feedback/css/feedback.css
+++ b/chrome/browser/resources/feedback/css/feedback.css
@@ -134,10 +134,13 @@ body {
   display: -webkit-flex;
   justify-content: flex-end;
   left: 20px;
-  position: absolute;
   right: 20px;
 }
 
+.content .top-buttons {
+  position: absolute;
+}
+
 .content .remove-file-button {
   -webkit-margin-start: 5px;
   background-color: transparent;