Bump DoozyX/clang-format-lint-action from 0.14 to 0.15 (#763)

Bumps [DoozyX/clang-format-lint-action](https://github.com/DoozyX/clang-format-lint-action) from 0.14 to 0.15.
- [Release notes](https://github.com/DoozyX/clang-format-lint-action/releases)
- [Commits](DoozyX/clang-format-lint-action@v0.14...v0.15)

---
updated-dependencies:
- dependency-name: DoozyX/clang-format-lint-action
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

.github/workflows/lint.yml

@@ -26,7 +26,7 @@ jobs:
       - name: Black code style
         run: black larq_compute_engine --check --target-version py36
       - name: clang-format lint
-        uses: DoozyX/clang-format-lint-action@v0.14
+        uses: DoozyX/clang-format-lint-action@v0.15
         with:
           clangFormatVersion: 12
       - name: Lint bazel files