chore(deps): update actions/checkout digest to 44c2b7a (#17)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

Diff for: .github/workflows/ci.yml

@@ -11,7 +11,7 @@ jobs:
         example: [examples/DebugBasic/DebugBasic.ino, examples/ErrorBasic/ErrorBasic.ino, examples/IntervalBasic/IntervalBasic.ino, examples/WifiMqtt/WifiMqtt.ino]
 
     steps:
-    - uses: actions/checkout@0ad4b8fadaa221de15dcec353f45205ec38ea70b # v4
+    - uses: actions/checkout@44c2b7a8a4ea60a981eaca3cf939b5f4305c123b # v4
     - name: Cache pip
       uses: actions/cache@v4
       with: