ci: bump DeterminateSystems/nix-installer-action from 15 to 16 (#35)

Bumps [DeterminateSystems/nix-installer-action](https://github.com/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
...

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

.github/workflows/ci.yaml

@@ -34,7 +34,7 @@ jobs:
         uses: actions/checkout@v4
 
       - name: Install Nix
-        uses: DeterminateSystems/nix-installer-action@v15
+        uses: DeterminateSystems/nix-installer-action@v16
 
       - name: Setup Nix cache
         uses: DeterminateSystems/magic-nix-cache-action@v8
@@ -53,7 +53,7 @@ jobs:
         uses: actions/checkout@v4
 
       - name: Install Nix
-        uses: DeterminateSystems/nix-installer-action@v15
+        uses: DeterminateSystems/nix-installer-action@v16
 
       - name: Setup Nix cache
         uses: DeterminateSystems/magic-nix-cache-action@v8

.github/workflows/clippy.yaml

@@ -32,7 +32,7 @@ jobs:
         uses: actions/checkout@v4
 
       - name: Install Nix
-        uses: DeterminateSystems/nix-installer-action@v15
+        uses: DeterminateSystems/nix-installer-action@v16
 
       - name: Setup Nix cache
         uses: DeterminateSystems/magic-nix-cache-action@v8

.github/workflows/publish.yml

@@ -27,7 +27,7 @@ jobs:
           ref: ${{ inputs.tag }}
 
       - name: Install Nix
-        uses: DeterminateSystems/nix-installer-action@v15
+        uses: DeterminateSystems/nix-installer-action@v16
 
       - name: Push to FlakeHub
         uses: DeterminateSystems/flakehub-push@v5
@@ -50,7 +50,7 @@ jobs:
           ref: ${{ inputs.tag }}
 
       - name: Install Nix
-        uses: DeterminateSystems/nix-installer-action@v15
+        uses: DeterminateSystems/nix-installer-action@v16
 
       - name: Push to Flakestry
         # Flakestry sometimes sends bad responses even when

.github/workflows/update-flake.yaml

@@ -21,7 +21,7 @@ jobs:
         uses: actions/checkout@v4
 
       - name: Install Nix
-        uses: DeterminateSystems/nix-installer-action@v15
+        uses: DeterminateSystems/nix-installer-action@v16
 
       - uses: DeterminateSystems/update-flake-lock@v24
         with: