Bump swift-actions/setup-swift in /.github/workflows/actions/setup

Bumps [swift-actions/setup-swift](https://github.com/swift-actions/setup-swift) from 1 to 2.
- [Release notes](https://github.com/swift-actions/setup-swift/releases)
- [Commits](swift-actions/setup-swift@v1...v2)

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

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

Author: dependabot[bot]

.github/workflows/actions/setup/action.yml

@@ -11,7 +11,7 @@ inputs:
 runs:
   using: 'composite'
   steps:
-  - uses: swift-actions/setup-swift@v1
+  - uses: swift-actions/setup-swift@v2
     with:
       swift-version: ${{ inputs.swift }}
   - uses: irgaly/setup-mint@v1