Update update-main-version.yml

.github/workflows/test.yml

@@ -37,7 +37,7 @@ jobs:
     steps:
       # Clone this repo
       - name: Checkout
-        uses: actions/checkout@v4.1.1
+        uses: actions/checkout@v3
 
       # Basic checkout
       - name: Checkout basic

.github/workflows/update-main-version.yml

@@ -21,8 +21,8 @@ jobs:
     steps:
     # Note this update workflow can also be used as a rollback tool.
     # For that reason, it's best to pin `actions/checkout` to a known, stable version
-    # (typically, about two releases back).
+    # (typically, the previous major version -- see https://github.com/actions/checkout/pull/1705).
-    - uses: actions/checkout@v4.1.1
+    - uses: actions/checkout@v3
       with:
         fetch-depth: 0
     - name: Git config