Chat list: a suggestion and a shared folder's update keep their rounded corners on a phone

Both are plates with margins of their own, but their corners came from
.row-clickable, which rounds only above handhelds.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

Author: redjex

src/components/sidebarLeft/pendingSuggestion.module.scss

@@ -2,6 +2,9 @@
 @use "../../scss/variables" as *;
 
 .suggestion {
+  // a plate with margins on every width: .row-clickable rounds only above handhelds
+  border-radius: $border-radius-medium;
+
   &Subtitle {
     font-size: var(--font-size-16);
     line-height: var(--line-height-16);

src/scss/partials/_chatlist.scss

@@ -590,6 +590,8 @@ ul.chatlist {
     margin: 0 .5rem .5rem;
     // border: 1px solid var(--border-color);
     background-color: var(--light-filled-secondary-text-color);
+    // a plate with margins on every width: .row-clickable rounds only above handhelds
+    border-radius: $border-radius-medium;
 
     &-container {
       height: 0;