nuget tweaks

Author: joreg

.github/workflows/main.yml

@@ -14,7 +14,8 @@ jobs:
     steps:
     - name: Git Checkout
       uses: actions/checkout@master
-      with:
+      with:
+        submodules: 'true'
         lfs: 'true'
 
     - name: Setup MSBuild.exe