This reverts commit 9ecd1be8.

fixes #77106

Don't auto expand if it's root in indexTreeModel

- Implement File service based log service
- Implement In memory log provider
- Use in memory log provider for window logging

fixes #79121

fixes #79121

Strikeout deprecated CompletionItems

fixes #79121

Multiple line support in Find Widget

Previously we fired one event per webview. This change switches to fire on event per update

This page should never contain anything except text

The webviews should always be accessible through the inputs

Fixes #79492

Simplifies view state management logic in `mainThreadWebviews` to:

* Not be stateful
* Handle cases where a webview's view state changes through a more complex means (see #79492 for an example of this)

Fixes #79171