build(deps): bump haya14busa/action-cond from 1.1.1 to 1.2.1

Bumps [haya14busa/action-cond](https://github.com/haya14busa/action-cond) from 1.1.1 to 1.2.1.
- [Release notes](https://github.com/haya14busa/action-cond/releases)
- [Commits](haya14busa/action-cond@1d6e8a1...94f77f7)

---
updated-dependencies:
- dependency-name: haya14busa/action-cond
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

.github/workflows/artifacts.yaml

@@ -34,7 +34,7 @@ jobs:
         run: nix develop --impure .#ci
 
       - name: Determine build command
-        uses: haya14busa/action-cond@1d6e8a12b20cdb4f1954feef9aa475b9c390cab5 # v1.1.1
+        uses: haya14busa/action-cond@94f77f7a80cd666cb3155084e428254fea4281fd # v1.2.1
         id: build-command
         with:
           cond: ${{ inputs.release }}