Revert "Update Xcode version"

This reverts commit 75a0974.

Author: exPHAT

.github/workflows/swift.yml

@@ -17,9 +17,6 @@ jobs:
         with:
           submodules: recursive
 
-      - name: Switch Xcode version
-        run: sudo xcode-select -switch /Applications/Xcode_14.3.app
-
       - name: Build
         run: swift build -v
 
@@ -32,9 +29,6 @@ jobs:
         with:
           submodules: recursive
 
-      - name: Switch Xcode version
-        run: sudo xcode-select -switch /Applications/Xcode_14.3.app
-
       - name: Test
         run: swift test -v