Update cd-sideload-preview.yml

Author: yaira2

.github/workflows/cd-sideload-preview.yml

@@ -73,6 +73,10 @@ jobs:
       shell: cmd
       run: |
         for /f %%a in ('dir /b /a:d %localappdata%\Microsoft\VisualStudio\17*') do echo UsePreviews=True>%localappdata%\Microsoft\VisualStudio\%%a\sdk.txt
+      
+    - name: Restore NuGet
+        shell: pwsh
+        run: 'nuget restore $env:SOLUTION_NAME'
 
     - name: Restore Files
       shell: pwsh