Move SwiftPM CI job to Buildkite (#4589)

We have 6 CI machines now and these should run faster on bare metal
machines with lots of stuff already cached, like starting with an
existing git repo.

.buildkite/pipeline.yml

@@ -5,6 +5,10 @@ steps:
       - bazel build :swiftlint
       - echo "+++ Test"
       - bazel test --test_output=errors //Tests/...
+  - label: "SwiftPM"
+    commands:
+      - echo "+++ Test"
+      - swift test --parallel -Xswiftc -DDISABLE_FOCUSED_EXAMPLES
   - label: "Danger"
     commands:
       - echo "--- Build Danger"

azure-pipelines.yml

@@ -42,28 +42,6 @@ jobs:
 #       displayName: Version Informations
 #     - script: xcodebuild -scheme swiftlint test -destination "platform=macOS" OTHER_SWIFT_FLAGS="\$(inherited) -D DISABLE_FOCUSED_EXAMPLES"
 #       displayName: xcodebuild test
-
-- job: SwiftPM
-  pool:
-    vmImage: 'macOS-12'
-  strategy:
-    maxParallel: 10
-    matrix:
-      xcode14:
-        DEVELOPER_DIR: /Applications/Xcode_14.0.1.app
-  steps:
-    - script: |
-        sw_vers
-        xcodebuild -version
-      displayName: Version Informations
-    - script: swift test --parallel --enable-code-coverage -Xswiftc -DDISABLE_FOCUSED_EXAMPLES
-      displayName: swift test
-    # - script: |
-    #     xcrun llvm-cov export -format="lcov" .build/debug/SwiftLintPackageTests.xctest/Contents/MacOS/SwiftLintPackageTests -instr-profile .build/debug/codecov/default.profdata > coverage.lcov
-    #     bash <(curl -s https://codecov.io/bash)
-    #   displayName: Upload code coverage
-    #   condition: eq(variables['DEVELOPER_DIR'], '/Applications/Xcode_14.0.1.app')
-
 - job: CocoaPods
   pool:
     vmImage: 'macOS-12'