We'd like to know the average time that it takes to return js/ts completions so that we can identify performance regressions. The time includes both the queuing time and the actual time spent executing the command against TS server

For https://github.com/Microsoft/TypeScript/issues/29071

This require upstream TS support. Check in experimental support so that TS team can test the ux of this feature

Fixes #69603

* adding overlayService

* addressing feedback from UX meeting

* relocating to progressService2

* remove overlayService and update progressService

Update comment

Update variable names

Expose vscode.openIssueReporter command that allows passing an extensionId to open the reporter with

This makes it easier to track references to these methods

fixes #71737