chore(deps): pin https://gitea.t000-n.de/t.behrendt/validate-json-by-json-schema-action action to 3e6f690 (#24)

This PR contains the following updates:

| Package | Type | Update | Change |
|---|---|---|---|
| [https://gitea.t000-n.de/t.behrendt/validate-json-by-json-schema-action](https://gitea.t000-n.de/t.behrendt/validate-json-by-json-schema-action) | action | pinDigest |  → `3e6f690` |

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Reviewed-on: #24
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

@@ -18,6 +18,6 @@ jobs:
     steps:
       - uses: actions/checkout@8e8c483db84b4bee98b60c0593521ed34d9990e8 # v6
       - name: Validate "${{ matrix.json-file }}"
-        uses: https://gitea.t000-n.de/t.behrendt/validate-json-by-json-schema-action@0.1.2
+        uses: https://gitea.t000-n.de/t.behrendt/validate-json-by-json-schema-action@3e6f6900956d410f67923617c65f38a7efb228c6 # 0.1.2
         with:
           json-file: "./${{ matrix.json-file }}"