formatting. gh actions version bump

Author: sid115

.github/workflows/deploy-docs.yml

@@ -7,10 +7,10 @@ jobs:
   deploy-docs:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
         with:
           token: ${{ secrets.GITHUB_TOKEN }}
-      - uses: cachix/install-nix-action@v25
+      - uses: cachix/install-nix-action@v31
         with:
           nix_path: nixpkgs=channel:nixos-unstable
       - run: nix-shell --run "mkdocs gh-deploy --force"

.github/workflows/flake-check.yml

@@ -14,8 +14,8 @@ jobs:
       NIXPKGS_ALLOW_UNFREE: 1
 
     steps:
-      - uses: actions/checkout@v4
-      - uses: cachix/install-nix-action@v25
+      - uses: actions/checkout@v5
+      - uses: cachix/install-nix-action@v31
         with:
           nix_path: nixpkgs=channel:nixos-unstable
       - run: nix flake check --impure

flake.nix

@@ -115,7 +115,7 @@
               nixfmt-rfc-style = {
                 enable = true;
                 package = pkgs.nixfmt-tree;
-                entry = "${pkgs.nixfmt-tree}/bin/treefmt";
+                entry = "${pkgs.nixfmt-tree}/bin/treefmt --no-cache";
               };
             };
           };