Bump cachix/install-nix-action

Bumps the github-actions group with 1 update in the / directory: [cachix/install-nix-action](https://github.com/cachix/install-nix-action).


Updates `cachix/install-nix-action` from V28 to 30
- [Release notes](https://github.com/cachix/install-nix-action/releases)
- [Commits](cachix/install-nix-action@V28...v30)

---
updated-dependencies:
- dependency-name: cachix/install-nix-action
  dependency-type: direct:production
  dependency-group: github-actions
...

Signed-off-by: dependabot[bot] <[email protected]>

.github/workflows/build.yml

@@ -17,6 +17,6 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
-      - uses: cachix/install-nix-action@V28
+      - uses: cachix/install-nix-action@v30
       - uses: DeterminateSystems/magic-nix-cache-action@v8
       - run: nix build --no-link ${{inputs.root}}#${{inputs.installable}}

.github/workflows/lints.yml

@@ -26,7 +26,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
-      - uses: cachix/install-nix-action@V28
+      - uses: cachix/install-nix-action@v30
       - uses: DeterminateSystems/magic-nix-cache-action@v8
       - run: cd ${{ inputs.root }} && nix fmt
       - name: Show unformatted files, if any
@@ -41,7 +41,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
-      - uses: cachix/install-nix-action@v25
+      - uses: cachix/install-nix-action@v30
       - name: inputs with unreproducible lock entries
         run: |
           {

.github/workflows/tests.yml

@@ -17,6 +17,6 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
-      - uses: cachix/install-nix-action@V28
+      - uses: cachix/install-nix-action@v30
       - uses: DeterminateSystems/magic-nix-cache-action@v8
       - run: nix flake check -L ${{ inputs.check_extra_args }} ${{ inputs.root }}