don't select text when "Show modified" is clicked

Fixes #45571

Fixes to allow identify the proper debug type when a live share debug configuration was resolved by the extension

Fix #51950. Dismiss error message when hiding find widget and revalidate the input box after the animation.

* Throttle code action auto trigger

Part of #57875

Switches to throttle the code action auto trigger itself rather than throttling the two events that cause auto triggers to happen.

With this change, if the orcle recieves a cursor update and a marker update at the same time, it will now only will auto trigger once instead of twice

* Use TimeoutTimer

Fix cursor shape on comment widget title, fixes https://github.com/Microsoft/vscode-pull-request-github/issues/344