Adopt terminal link provider API

Currently when a cell is trimmed due to a wide char wrapping isn't
covered

Seems like the process is exiting a bit before the file exists. Adding a short delay fixes it, waiting for the exec callback also fixes it for some reason. Probably caused by something external like maybe the CI macOS version was bumped.

Fixes #95027

Hovers cause VS Code to quickly open and the close the target file. We never actually sync the file with the TypeScript server when this happens. However on file close, we always re-request diagnostics for the project.

This fix makes it so that we only re-request diagnostics if the file has actually been opened on the TSServer

Splits the preview part of the markdown preview from the dynamic preview management part of things. Static preview swap to preview the active markdown file and don't scroll sync with any other markdown files

Diff: https://github.com/xtermjs/xterm.js/compare/e05bf87...aecfb57

Contains webgl fix for #90336

Fix #94928

Upgrade to xterm.js 4.5.0

For https://github.com/microsoft/TypeScript/pull/37871

* Add search.action.focusQueryEditorWidget

* Implement focusSearchInput method for searchEditor

* Add FocusQueryEditorWidgetAction class

* Register FocusQueryEditorWidgetAction

* Remove existing binding

* Add default keybind

* Stop toggle focus

* Remove mac

Diff: https://github.com/xtermjs/xterm.js/compare/21b490f...e05bf87

Includes buffer API change that breaks all usage.

Fixes #88529

Fix #94827

if somehow `networkPath` had a trailing \, it would cause this behavior

Follow up #94506