Bump haskell-actions/setup from 2.7.5 to 2.7.6

Bumps [haskell-actions/setup](https:/haskell-actions/setup) from 2.7.5 to 2.7.6.
- [Release notes](https:/haskell-actions/setup/releases)
- [Commits](haskell-actions/setup@v2.7.5...v2.7.6)

---
updated-dependencies:
- dependency-name: haskell-actions/setup
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>

.github/workflows/build.yml

@@ -22,7 +22,7 @@ jobs:
  key: ${{ runner.os }}-${{ matrix.ghc }}-${{ hashFiles('**/stack.yaml','**/stack.yaml.lock','**/package.yaml') }}-v2
  restore-keys: |
  ${{ runner.os }}-${{ matrix.ghc }}-
- - uses: haskell-actions/[email protected].5
+ - uses: haskell-actions/[email protected].6
  with:
  ghc-version: '9.2.5'
  enable-stack: true