[CI] Disable macos swift 5.10

Apparently, AZP does not have macos-14 images, which is required for swift 5.10.

Author: tsolomko

azure-pipelines.yml

@@ -57,12 +57,13 @@ stages:
           IOS_SIMULATOR: 'iPhone 14'
           WATCHOS_ACTIONS: 'clean test'
           WATCHOS_SIMULATOR: 'Apple Watch Series 6 (44mm)'
-        macosSwift510:
-          imageName: 'macOS-14'
-          DEVELOPER_DIR: '/Applications/Xcode_15.3.app'
-          IOS_SIMULATOR: 'iPhone 14'
-          WATCHOS_ACTIONS: 'clean test'
-          WATCHOS_SIMULATOR: 'Apple Watch Series 6 (44mm)'
+        # TODO: Enable when AZP adds macOS 14 images.
+        # macosSwift510:
+        #   imageName: 'macOS-14'
+        #   DEVELOPER_DIR: '/Applications/Xcode_15.3.app'
+        #   IOS_SIMULATOR: 'iPhone 14'
+        #   WATCHOS_ACTIONS: 'clean test'
+        #   WATCHOS_SIMULATOR: 'Apple Watch Series 6 (44mm)'
     pool:
       vmImage: $(imageName)
     steps: