Update GH workflow actions.

Author: brocaar

.github/workflows/main.yml

@@ -13,15 +13,15 @@ jobs:
     steps:
       -
         name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
       - 
         name: Install Nix
-        uses: cachix/install-nix-action@v30
+        uses: cachix/install-nix-action@v31
         with:
-          nix_path: nixpkgs=channel:nixos-25.05
+          nix_path: nixpkgs=channel:nixos-25.11
       -
         name: Cargo cache
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         with:
           path: |
             ~/.cargo/bin/
@@ -51,15 +51,15 @@ jobs:
     steps:
       -
         name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
       - 
         name: Install Nix
-        uses: cachix/install-nix-action@v30
+        uses: cachix/install-nix-action@v31
         with:
-          nix_path: nixpkgs=channel:nixos-25.04
+          nix_path: nixpkgs=channel:nixos-25.11
       -
         name: Cargo cache
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         with:
           path: |
             ~/.cargo/bin/
@@ -76,7 +76,7 @@ jobs:
         run: nix-shell --command "make dist-${{ matrix.target }}"
       -
         name: Configure AWS credentials
-        uses: aws-actions/configure-aws-credentials@v4
+        uses: aws-actions/configure-aws-credentials@v5
         with:
           aws-access-key-id: ${{ secrets.AWS_ACCESS_KEY_ID }}
           aws-secret-access-key: ${{ secrets.AWS_SECRET_ACCESS_KEY }}