Ensure bypass conditional template gets run for 1es ubuntu image (Azure#18713)

Co-authored-by: Ben Broderick Phillips <bebroder@microsoft.com>

Author: azure-sdk

eng/common/pipelines/templates/steps/bypass-local-dns.yml

@@ -6,6 +6,9 @@ steps:
       condition: |
         and(
           succeededOrFailed(),
-          eq(variables['OSVmImage'], 'ubuntu-18.04'),
+          or(
+            eq(variables['OSVmImage'], 'ubuntu-18.04'),
+            eq(variables['OSVmImage'], 'MMSUbuntu18.04')
+          ),
           eq(variables['Container'], '')
         )