Remove version specification from CI

.github/workflows/tests.yml

@@ -14,13 +14,9 @@ jobs:
  with:
  scheme: Controls
  platforms: iOS macOS
- swift-versions: 5.5 5.6
 
  build_demo:
  name: Build ${{ matrix.scheme }} (Xcode ${{ matrix.xcode_version }})
- # NOTE: macos-latest is NOT equivalent to macos-12 as of September 2022.
- # Source: https://docs.github.com/en/actions/using-github-hosted-runners/about-github-hosted-runners#supported-runners-and-hardware-resources
- runs-on: macos-12
  needs: [swift_test]
  strategy:
  # Disabling fail-fast ensures that the job will run all configurations of the matrix, even if one fails.
@@ -29,9 +25,6 @@ jobs:
  scheme:
  - ControlsDemo (iOS)
  - ControlsDemo (macOS)
- xcode_version:
- - '13.2' # swift 5.5
- - '13.4' # swift 5.6
  steps:
  - name: Build Demo
  uses: AudioKit/ci/.github/actions/build-demo@main