If there is an error while resolving the webview itself, this invisible container can end sticking around incorrectly until the input it destoryed. Better to make sure it is hidden so that it doesn't block user input

Fixes #81849

This is a safer scoped fix, not the best one. Will look into removing most of this uri munging for october

Wrong class name was being used

Fixes integration tests

fixes #81723
fixes #81722

Fixes #81767

Fixes #81816

Fixes https://github.com/microsoft/vscode/issues/81817

Add info about how to remove the message

Fiexes #81758