fix autolabel automatically removing size labels (#7506)

Author: LetterN

tools/pull_request_hooks/autoLabel.js

@@ -170,6 +170,16 @@ async function check_diff_files_for_labels(github, context) {
     console.error("Error fetching paginated files:", error);
   }
 
+  const size_labels = [
+    "size/XS",
+    "size/S",
+    "size/M",
+    "size/L",
+    "size/XL",
+    "size/XXL",
+  ];
+  labels_to_remove.filter((label) => !size_labels.includes(label));
+
   return { labels_to_add, labels_to_remove };
 }