chore(deps): bump cachix/install-nix-action from V28 to 29 (#2054)

Bumps [cachix/install-nix-action](https://github.com/cachix/install-nix-action) from V28 to 29. This release includes the previously tagged commit.
- [Release notes](https://github.com/cachix/install-nix-action/releases)
- [Commits](cachix/install-nix-action@V28...v29)

---
updated-dependencies:
- dependency-name: cachix/install-nix-action
  dependency-type: direct:production
...

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

.github/workflows/benchmark-master.yaml

@@ -10,7 +10,7 @@ jobs:
       - uses: actions/checkout@v4
         with:
           fetch-depth: 0
-      - uses: cachix/install-nix-action@V28
+      - uses: cachix/install-nix-action@v29
         name: "Installing Nix"
         with:
           extra_nix_config: |

.github/workflows/benchmark-pr.yaml

@@ -22,7 +22,7 @@ jobs:
       - uses: actions/checkout@v4
         with:
           fetch-depth: 0
-      - uses: cachix/install-nix-action@V28
+      - uses: cachix/install-nix-action@v29
         name: "Installing Nix"
         with:
           extra_nix_config: |

.github/workflows/continuous-integration.yml

@@ -57,7 +57,7 @@ jobs:
         fetch-depth: 0
 
     - name: Installing Nix
-      uses: cachix/install-nix-action@V28
+      uses: cachix/install-nix-action@v29
       with:
         nix_path: nixpkgs=channel:nixos-unstable
         extra_nix_config: |

.github/workflows/release-artifacts.yaml

@@ -92,7 +92,7 @@ jobs:
       - uses: actions/checkout@v4
         with:
           ref: ${{ github.event_name == 'release' && '' || github.event.inputs.release_tag }}
-      - uses: cachix/install-nix-action@V28
+      - uses: cachix/install-nix-action@v29
         name: "Installing Nix"
         with:
           extra_nix_config: |

.github/workflows/update-flake-lock.yml

@@ -11,7 +11,7 @@ jobs:
       - name: Checkout repository
         uses: actions/checkout@v4
       - name: Install Nix
-        uses: cachix/install-nix-action@V28
+        uses: cachix/install-nix-action@v29
         with:
           extra_nix_config: |
             access-tokens = github.com=${{ secrets.GITHUB_TOKEN }}