(CMake): allow utilities to be launched from Visual Studio

What does this MR do?

Generate the vcxproj.user for utilities.

How to test it?

• Configure Sight for Visual Studio with CMake.
• Build any utility.
• Open sight.sln with Visual Studio.
• Set the built utility to starting project
• Launch the utility from Visual Studio.

Some results

Associated Issues/Merge Requests

• Issues
  • Closes #339 (closed)