chore(deps): update actions/checkout action to v4.2.0

Author: renovate[bot]

.github/workflows/nix-build-using-debian.yaml

@@ -14,7 +14,7 @@ jobs:
     if: ${{ github.event.inputs.environmentName == 'default' }}
     runs-on: ubuntu-22.04
     steps:
-    - uses: actions/checkout@v4.1.1
+    - uses: actions/checkout@v4.2.0
     - uses: cachix/install-nix-action@v26
       with:
         nix_path: nixos=channel:nixos-23.05
@@ -52,7 +52,7 @@ jobs:
     environment:
       name: ${{ github.event.inputs.environmentName }}
     steps:
-    - uses: actions/checkout@v4.1.1
+    - uses: actions/checkout@v4.2.0
     - uses: cachix/install-nix-action@v26
       with:
         nix_path: nixpkgs=channel:nixos-20.09

.github/workflows/nix-build-using-docker.yaml

@@ -13,7 +13,7 @@ jobs:
     if: ${{ github.event.inputs.environmentName == 'default' }}
     runs-on: ubuntu-22.04
     steps:
-    - uses: actions/checkout@v4.1.1
+    - uses: actions/checkout@v4.2.0
     - uses: cachix/install-nix-action@v26
       with:
         nix_path: nixos=channel:nixos-23.05
@@ -50,7 +50,7 @@ jobs:
     environment:
       name: ${{ github.event.inputs.environmentName }}
     steps:
-    - uses: actions/checkout@v4.1.1
+    - uses: actions/checkout@v4.2.0
     - uses: cachix/install-nix-action@v26
       with:
         nix_path: nixos=channel:nixos-23.05