Drop setup Swift Action since it doesn't support 5.7.1 yet

Author: henrymercer

.github/workflows/__export-file-baseline-information.yml

@@ -2,10 +2,6 @@ name: "Export file baseline information"
 description: "Tests that file baseline information is exported when the feature is enabled"
 versions: ["nightly-latest"]
 steps:
-  - uses: swift-actions/setup-swift@5cdaa9161ad1f55ae39a5ea1784ef96de72f95d9
-    if: runner.os != 'Windows'
-    with:
-      swift-version: "5.7.1"
   - uses: ./../action/init
     with:
       languages: javascript

.github/workflows/__multi-language-autodetect.yml

@@ -4,11 +4,6 @@ operatingSystems: ["ubuntu", "macos"]
 env:
   CODEQL_ENABLE_EXPERIMENTAL_FEATURES_SWIFT: "true" # Remove when Swift is GA.
 steps:
-  - uses: swift-actions/setup-swift@5cdaa9161ad1f55ae39a5ea1784ef96de72f95d9
-    if: runner.os != 'Windows'
-    with:
-      swift-version: "5.7.1"
-
   - uses: ./../action/init
     with:
       db-location: "${{ runner.temp }}/customDbLocation"

.github/workflows/__swift-autobuild.yml

@@ -6,9 +6,6 @@ operatingSystems: ["macos"]
 env:
   CODEQL_ENABLE_EXPERIMENTAL_FEATURES_SWIFT: "true"
 steps:
-  - uses: swift-actions/setup-swift@5cdaa9161ad1f55ae39a5ea1784ef96de72f95d9
-    with:
-      swift-version: "5.7.1"
   - uses: ./../action/init
     with:
       languages: swift

.github/workflows/__swift-custom-build.yml

@@ -6,9 +6,6 @@ env:
   CODEQL_ENABLE_EXPERIMENTAL_FEATURES_SWIFT: "true"
   DOTNET_GENERATE_ASPNET_CERTIFICATE: "false"
 steps:
-  - uses: swift-actions/setup-swift@5cdaa9161ad1f55ae39a5ea1784ef96de72f95d9
-    with:
-      swift-version: "5.7.1"
   - uses: ./../action/init
     with:
       languages: swift