Bump DeterminateSystems/nix-installer-action (#946)

Bumps the determinatesystems-actions group with 1 update: [DeterminateSystems/nix-installer-action](https://github.com/determinatesystems/nix-installer-action).


Updates `DeterminateSystems/nix-installer-action` from 15 to 16
- [Release notes](https://github.com/determinatesystems/nix-installer-action/releases)
- [Commits](DeterminateSystems/nix-installer-action@v15...v16)

---
updated-dependencies:
- dependency-name: DeterminateSystems/nix-installer-action
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: determinatesystems-actions
...

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

.github/workflows/ci-home.yml

@@ -53,7 +53,7 @@ jobs:
       matrix: ${{ fromJson(needs.generate_matrix.outputs.matrix) }}
     runs-on: ${{ matrix.os }}
     steps:
-      - uses: DeterminateSystems/nix-installer-action@v15
+      - uses: DeterminateSystems/nix-installer-action@v16
       # Don't use DeterminateSystems/magic-nix-cache-action for Linux until https://github.com/DeterminateSystems/magic-nix-cache-action/issues/26 is supported
       - uses: DeterminateSystems/magic-nix-cache-action@v8
         # Always slow. Especially since GH-924

.github/workflows/ci-nix.yml

@@ -32,7 +32,7 @@ jobs:
     timeout-minutes: 30
     steps:
       - uses: actions/checkout@v4
-      - uses: DeterminateSystems/nix-installer-action@v15
+      - uses: DeterminateSystems/nix-installer-action@v16
       - name: Print some dotfiles overviews
         run: |
           </etc/nix/nix.conf