[ci] Enable CodeQL static analysis.

Author: jpobst

build-tools/automation/azure-pipelines.yaml

@@ -86,6 +86,7 @@ jobs:
     - ImageOverride -equals $(1ESWindowsImage)
   variables:
     VSINSTALLDIR: C:\Program Files\Microsoft Visual Studio\2022\Enterprise\
+    Codeql.Enabled: true
   timeoutInMinutes: 20
   workspace:
     clean: all