Allow windows build with vscode

[ecstrema]

Resolves: no issue in tracker

using msvc build.bat, this allows to build musescore with vscode.

• I signed CLA
• I made sure the code in the PR follows the coding rules
• I made sure the code compiles on my machine
• I made sure there are no unnecessary changes in the code
• I made sure the title of the PR reflects the core meaning of the issue you are solving
• I made sure the commit message(s) contain a description and answer the question "Why do those changes fix that particular issue?" or "Why are those changes really necessary as improvements?"
• I made sure the commit message title starts with "fix #424242:" if there is a related issue
• I created the test (mtest, vtest, script test) to verify the changes I made

[ecstrema]

Note that the other option to have a viable vscode config would be to add .vscode to .gitignore, so it that users could manage that themselves these settings themselves. It would however require more manual setup.