chore(deps): update actions/checkout digest to 93cb6ef (#26)

This PR contains the following updates:

| Package | Type | Update | Change |
|---|---|---|---|
| [actions/checkout](https://github.com/actions/checkout) | action | digest | `08c6903` -> `93cb6ef` |

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Reviewed-on: #26
Reviewed-by: t.behrendt <t.behrendt@noreply.localhost>
Co-authored-by: Renovate Bot <renovate@t00n.de>
Co-committed-by: Renovate Bot <renovate@t00n.de>

.gitea/workflows/ci.yaml

@@ -10,7 +10,7 @@ jobs:
       - ubuntu-latest
       - linux_amd64
     steps:
-      - uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5
+      - uses: actions/checkout@93cb6efe18208431cddfb8368fd83d5badbf9bfd # v5
       - uses: docker/setup-buildx-action@e468171a9de216ec08956ac3ada2f0791b6bd435 # v3
       - name: Build image
         uses: docker/build-push-action@263435318d21b8e681c14492fe198d362a7d2c83 # v6
@@ -27,7 +27,7 @@ jobs:
     name: Check syntax
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5
+      - uses: actions/checkout@93cb6efe18208431cddfb8368fd83d5badbf9bfd # v5
       - name: Check syntax
         run: |
           bash -n src/backup.sh