Fix or remove legacy VS tests

[psfinaki]

CI is breaking for WindowsCompressedMetadata now.

[auduchinok]

Please don't remove the salsa tests. They have saved me numerous times (and likely not only me 😁). Even though I didn't like to debug them, they were the only failing ones and caught some actual regressions.

[vzarytovskii]

Please don't remove the salsa tests. They have saved me numerous times (and likely not only me 😁). Even though I didn't like to debug them, they were the only failing ones and caught some actual regressions.

They flaky, and start to fail all of the sudden. We will definitely remove them once we move out of process.

[auduchinok]

They flaky, and start to fail all of the sudden. We will definitely remove them once we move out of process.

Would be nice to port at least the completion tests then.

[vzarytovskii]

They flaky, and start to fail all of the sudden. We will definitely remove them once we move out of process.

Would be nice to port at least the completion tests then.

Not gonna port, there will be just different completion tests for lsp