mac agent reverted

Author: moljac

build/ci/variables.yml

@@ -16,8 +16,7 @@ variables:
   windowsImage: 1ESPT-Windows2022                                                       # Windows VM image name
 
   # macOS specific variables
-  # macosAgentPoolName: VSEng-VSMac-Xamarin-Shared                                      # macOS VM pool name
-  macosAgentPoolName: macOS-latest                                                      # macOS VM pool name
+  macosAgentPoolName: VSEng-VSMac-Xamarin-Shared                                      # macOS VM pool name
 
   # Tool variables
   dotnetVersion: '8.0.408'                                                              # .NET version to install on agent