Update main.yml

Author: oivindhagen

.github/workflows/main.yml

@@ -32,4 +32,4 @@ jobs:
       run: dotnet pack $SOLUTION --configuration $BUILD_CONFIG /p:Version=$BUILD_VERSION
 
     - name: Publish
-      run: nuget push **\*.nupkg -Source 'https://api.nuget.org/v3/index.json' -ApiKey ${{secrets.NUGET_API_KEY}}
+      run: dotnet nuget push **\*.nupkg --source 'https://api.nuget.org/v3/index.json' --api-key ${{secrets.NUGET_API_KEY}}