Try checkout submodule (microsoft#57)

* remove submodule checkout

* one more try

Author: kaibocai

eng/ci/official-build.yml

@@ -12,10 +12,6 @@ trigger:
     branches:
         include:
             - main
-          
-steps:
-- checkout: self
-  submodules: true
 
 # CI only, does not trigger on PRs.
 pr: none

eng/templates/build.yml

@@ -10,6 +10,8 @@ jobs:
                 # The list of components can't be determined from the webpacked file in the staging dir, so reference the original node_modules folder
                 sbomBuildComponentPath: "$(Build.SourcesDirectory)/node_modules"
       steps:
+          - checkout: self
+            submodules: true
           - task: NodeTool@0
             inputs:
                 versionSpec: 20.x