dotnet-sdk DEB package consume store by dependency

Instead of Packing along.
Edit Debian config, add download store deb package as part of the packing process as well as test.

scripts/obtain/uninstall/dotnet-uninstall-debian-packages.sh

@@ -13,8 +13,10 @@ if [ $current_userid -ne 0 ]; then
 fi
 
 host_package_name="dotnet-host"
+aspnetcore_package_store_package_name="^aspnetcore-store.*"
 
 remove_all(){
+    apt-get purge -y $aspnetcore_package_store_package_name
     apt-get purge -y $host_package_name
 }