ci: bump DeterminateSystems/nix-installer-action from 13 to 14

Bumps [DeterminateSystems/nix-installer-action](https://github.com/determinatesystems/nix-installer-action) from 13 to 14.
- [Release notes](https://github.com/determinatesystems/nix-installer-action/releases)
- [Commits](DeterminateSystems/nix-installer-action@v13...v14)

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

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

.github/workflows/ci.yml

@@ -14,7 +14,7 @@ jobs:
  steps:
  - uses: actions/checkout@v4
 
- - uses: DeterminateSystems/nix-installer-action@v13
+ - uses: DeterminateSystems/nix-installer-action@v14
 
  - run: nix -vL --show-trace flake check
 

.github/workflows/deps.yml

@@ -20,7 +20,7 @@ jobs:
  steps:
  - uses: actions/checkout@v4
 
- - uses: DeterminateSystems/nix-installer-action@v13
+ - uses: DeterminateSystems/nix-installer-action@v14
 
  - run: nix -vL run --show-trace .#update
 

.github/workflows/flake.yml

@@ -16,7 +16,7 @@ jobs:
  steps:
  - uses: actions/checkout@v4
 
- - uses: DeterminateSystems/nix-installer-action@v13
+ - uses: DeterminateSystems/nix-installer-action@v14
 
  - id: update-flake-lock
  uses: DeterminateSystems/update-flake-lock@v23