Update action.yml

Author: supperthomas

.github/workflows/action.yml

@@ -5,7 +5,7 @@ name: SEGGER_RTT
 on:
   # Runs at 16:00 UTC (BeiJing 00:00) on the 1st of every month
   schedule:
-    - cron:  '0 1 1 * *'
+    - cron:  '0 1 25 3,9 *'
   push:
     branches:
       - main
@@ -174,6 +174,7 @@ jobs:
       - uses: actions/checkout@v3
         with:
           repository: RT-Thread/rt-thread
+          branches: 'lts-v4.1.x'
       - name: Set up Python
         uses: actions/setup-python@v3
         with: