ci: Upgrade MacOS agent to latest

EddyGharbi · EddyGharbi · commit f1cd245ae887 · 2020-03-26T11:51:42.000-07:00
diff --git a/azure-pipelines.yml b/azure-pipelines.yml
@@ -69,7 +69,7 @@ jobs:
 
 - job: 'MacOSX'
   pool:
-    vmImage: 'macos-10.14'
+    vmImage: 'macos-10.15'
   workspace:
     clean: all
 
