Revert the macos image

Author: marcpopMSFT

.vsts-ci.yml

@@ -196,7 +196,7 @@ extends:
             agentOs: Darwin
             pool:
               name: Azure Pipelines
-              image: macos-13
+              image: macOS-latest
               os: macOS
             ${{ if eq(variables['System.TeamProject'], 'public') }}:
               helixTargetQueue: OSX.13.Amd64.Open

.vsts-pr.yml

@@ -155,7 +155,7 @@ stages:
       parameters:
         agentOs: Darwin
         pool:
-          vmImage: 'macos-12'
+          vmImage: 'macOS-latest'
         ${{ if eq(variables['System.TeamProject'], 'public') }}:
           helixTargetQueue: OSX.13.Amd64.Open
         ${{ if ne(variables['System.TeamProject'], 'public') }}: