build(deps): bump cachix/install-nix-action from 31.9.1 to 31.10.0

Bumps [cachix/install-nix-action](https://github.com/cachix/install-nix-action) from 31.9.1 to 31.10.0.
- [Release notes](https://github.com/cachix/install-nix-action/releases)
- [Changelog](https://github.com/cachix/install-nix-action/blob/master/RELEASE.md)
- [Commits](cachix/install-nix-action@2126ae7...19effe9)

---
updated-dependencies:
- dependency-name: cachix/install-nix-action
  dependency-version: 31.10.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

.github/workflows/ci.yml

@@ -105,7 +105,7 @@ jobs:
         uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
 
       - name: Install Nix
-        uses: cachix/install-nix-action@2126ae7fc54c9df00dd18f7f18754393182c73cd # v31.9.1
+        uses: cachix/install-nix-action@19effe9fe722874e6d46dd7182e4b8b7a43c4a99 # v31.10.0
 
       - name: Cache Nix store
         uses: cachix/cachix-action@3ba601ff5bbb07c7220846facfa2cd81eeee15a1 # v16

.github/workflows/nix-update.yml

@@ -43,7 +43,7 @@ jobs:
           token: ${{ steps.generate-token.outputs.token }}
 
       - name: Install Nix
-        uses: cachix/install-nix-action@2126ae7fc54c9df00dd18f7f18754393182c73cd # v31.9.1
+        uses: cachix/install-nix-action@19effe9fe722874e6d46dd7182e4b8b7a43c4a99 # v31.10.0
 
       - name: Update flake.lock
         run: nix flake update