chore: bump cachix/install-nix-action from 29 to 30

Bumps [cachix/install-nix-action](https://github.com/cachix/install-nix-action) from 29 to 30.
- [Release notes](https://github.com/cachix/install-nix-action/releases)
- [Commits](cachix/install-nix-action@v29...v30)

---
updated-dependencies:
- dependency-name: cachix/install-nix-action
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

.github/workflows/wf_build_artifacts.yaml

@@ -41,7 +41,7 @@ jobs:
         fetch-depth: 0
         ref: ${{ inputs.GIT_REF }}
 
-    - uses: cachix/install-nix-action@v29
+    - uses: cachix/install-nix-action@v30
       with:
         install_url: "https://releases.nixos.org/nix/nix-2.22.3/install"
         install_options: "--no-daemon"

.github/workflows/wf_check.yaml

@@ -27,7 +27,7 @@ jobs:
         fetch-depth: 0
         ref: ${{ inputs.GIT_REF }}
 
-    - uses: cachix/install-nix-action@v29
+    - uses: cachix/install-nix-action@v30
       with:
         install_url: "https://releases.nixos.org/nix/nix-2.22.3/install"
         install_options: "--no-daemon"