dont manually clone submodules

azure-pipelines.yml

@@ -7,7 +7,6 @@ jobs:
     inputs:
       version: '2.1.403'
   - script: |
-      git submodule update --init
       export COREHOST_TRACE=0
       export DOTNET_SKIP_FIRST_TIME_EXPERIENCE=1
       export DOTNET_CLI_TELEMETRY_OPTOUT=1
@@ -23,7 +22,6 @@ jobs:
     inputs:
       version: '2.1.403'
   - script: |
-      git submodule update --init
       export COREHOST_TRACE=0
       export DOTNET_SKIP_FIRST_TIME_EXPERIENCE=1
       export DOTNET_CLI_TELEMETRY_OPTOUT=1
@@ -39,7 +37,6 @@ jobs:
     inputs:
       version: '2.1.403'
   - script: |
-      git submodule update --init
       set COREHOST_TRACE=0
       set DOTNET_SKIP_FIRST_TIME_EXPERIENCE=1
       set DOTNET_CLI_TELEMETRY_OPTOUT=1