ci: update codestyle workflow

- Use the `ubuntu-22.04` image
- Use GHC 9.6
- Use `cabal-fmt-0.1.11`

.github/workflows/codestyle.yml

@@ -7,7 +7,7 @@ on:
 jobs:
  ormolu:
  name: Lint code layout using Ormolu
- runs-on: ubuntu-20.04
+ runs-on: ubuntu-22.04
  steps:
  - name: checkout
  uses: actions/checkout@v2
@@ -16,7 +16,7 @@ jobs:
 
  cabal-fmt:
  name: Lint Cabal project description using cabal-fmt
- runs-on: ubuntu-20.04
+ runs-on: ubuntu-22.04
  steps:
  - name: Cache Cabal files
  uses: actions/cache@v3
@@ -29,10 +29,10 @@ jobs:
  - name: Install cabal-fmt
  run: |
  cabal update
- cabal install "cabal-fmt-0.1.6"
+ cabal install --ignore-project --with-compiler=ghc-9.6 "cabal-fmt-0.1.11"
 
  - name: checkout
  uses: actions/checkout@v2
 
  - name: Check formatting of Cabal project description
- run: ~/.cabal/bin/cabal-fmt --Werror --check landlock/landlock.cabal psx/psx.cabal
+ run: ~/.local/bin/cabal-fmt --Werror --check landlock/landlock.cabal psx/psx.cabal