chore: update vscode to 1.64 (#4902)

* chore: update vscode server files

* chore: update code to 1.64

* refactor: clean up code in constants.ts

* chore: keep package.json vscode cache

* fixup!: formatting

* feat(ci): add VSCODE_CACHE_VERSION

* fix(ci): add package.json for e2e tests

* fix: TS errors

* refactor: remove isConnected e2e tests