chore: prettier format pass on branch files

Auto-format all files modified during the documents-hub-split feature
branch that were not yet aligned with the project's Prettier config
(single quotes, semicolons, trailing commas).

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>

src/components/documents/folder-tree-sidebar.tsx

@@ -147,7 +147,10 @@ function FolderRow({
           )}
           <span className="truncate">{node.name}</span>
           {node.systemManaged ? (
-            <Lock className="ml-1 h-3 w-3 shrink-0 text-muted-foreground" aria-label="System folder" />
+            <Lock
+              className="ml-1 h-3 w-3 shrink-0 text-muted-foreground"
+              aria-label="System folder"
+            />
           ) : null}
         </button>
       </div>