fix(icon): fix the clipboard icon on safari ios (#10762)

* fix(icon): fix the clipboard icon on safari ios

Only happens on iOS. Seems like a newly added default style.
Setting padding to 0 resolves the issue.

* lint

Author: fiji-flo

Diff for: client/src/document/index.scss

@@ -786,6 +786,7 @@ pre {
     margin-top: -0.1rem;
     mask-image: url("../assets/clippy.svg");
     mask-size: cover;
+    padding: 0;
     width: 1rem;
 
     &:hover,