Add 4.X label to PRs automatically (emscripten-forge#3816)

Author: IsabelParedes

emci/git_utils.py

@@ -109,21 +109,14 @@ def make_pr_for_recipe(recipe_dir, pr_title, target_branch_name, branch_name, au
     subprocess.check_call(['gh', 'repo', 'set-default', 'emscripten-forge/recipes'], cwd=os.getcwd())
 
 
-    args = ['gh', 'pr', 'create', 
-            '-B', target_branch_name, 
+    args = ['gh', 'pr', 'create',
+            '-B', target_branch_name,
             '--title', pr_title, '--body', 'Beep-boop-beep! Whistle-whistle-woo!',
             '--label', 'Automerge' if automerge else 'Needs Tests'
     ]
-    # if target_branch_name == 'main':
-    #     extra_label = "3.1.45"
-    # elif target_branch_name == "emscripten-3.1.73":
-    #     extra_label = "3.1.73"
-    # else:
-    #     extra_label = None
-    extra_label = None
-
-    if extra_label is not None:
-        args.extend(['--label', extra_label])
+
+    if target_branch_name == "emscripten-4x"
+        args.extend(['--label', '4.X'])
 
     # call gh to create a PR
     subprocess.check_call(args, cwd=os.getcwd())