Update .NET install script channel option

Author: jamrobot

.github/workflows/msstore-submissions.yml

@@ -53,7 +53,7 @@ jobs:
         run: |
           curl -L https://dot.net/v1/dotnet-install.sh -o dotnet-install.sh
           chmod +x ./dotnet-install.sh
-          ./dotnet-install.sh --version 9.0 --runtime aspnetcore
+          ./dotnet-install.sh --channel 9.0
           msstore reconfigure -cfp cert.pfx -c ${{ secrets.AZURE_CLIENT_ID }} -t ${{ secrets.AZURE_TENANT_ID }} -s ${{ secrets.SELLER_ID }}
 
       - name: Update draft submission