Bump cachix/install-nix-action from 23 to 26

Bumps [cachix/install-nix-action](https://github.com/cachix/install-nix-action) from 23 to 26.
- [Release notes](https://github.com/cachix/install-nix-action/releases)
- [Commits](cachix/install-nix-action@v23...v26)

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

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

Author: dependabot[bot]

.github/workflows/build.yml

@@ -13,7 +13,7 @@ jobs:
       - name: Checkout code
         uses: actions/checkout@v4
       - name: Install Nix
-        uses: cachix/install-nix-action@v23
+        uses: cachix/install-nix-action@v26
       - name: Setup Cachix
         uses: cachix/cachix-action@v14
         with:
@@ -37,7 +37,7 @@ jobs:
       - name: Checkout code
         uses: actions/checkout@v4
       - name: Install Nix
-        uses: cachix/install-nix-action@v23
+        uses: cachix/install-nix-action@v26
       - name: Replace inputs on templates
         run: sed -i 's/github:sestrella\/asdf2nix/github:sestrella\/asdf2nix\/${{ github.sha }}/g' templates/*/flake.nix
       - name: Create a temporary directory

.github/workflows/release.yml

@@ -22,7 +22,7 @@ jobs:
       - name: Checkout code
         uses: actions/checkout@v4
       - name: Install Nix
-        uses: cachix/install-nix-action@v23
+        uses: cachix/install-nix-action@v26
       - name: Setup Cachix
         uses: cachix/cachix-action@v14
         with: