Update actions/checkout digest to 9a9194f (#201)

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

.github/workflows/increase_version.yml

@@ -12,7 +12,7 @@ jobs:
   increase-version:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332
+      - uses: actions/checkout@9a9194f87191a7e9055e3e9b95b8cfb13023bb08
 
       - name: Checkout PR
         env: