Terminal: Improve environment variable collection popup

[joaomoreno]

This can get pretty verbose quickly:

Also, should we indicate which extension is doing which changes?

[Tyriar]

Might be better:

Extensions have made changes to this terminal's environment:

VSCODE_GIT_IPC_HANDLE=/tmp/vscode-git-ipc-blah...
FOO=${env:FOO}BAR
BAR=FOO${env:BAR}

Using a code block and not wrap it just like in the editor?

[Tyriar]

(this one now doesn't show by default #96574)

[joaomoreno]

Also, should we indicate which extension is doing which changes?

☝️

[Tyriar]

👉 #96699

[joaomoreno]

@Tyriar The icon seems to be gone today:

[Tyriar]

Only the warning shows by default now as basically every terminal will have it now due to git using the API. Use "terminal.integrated.environmentChangesIndicator": "on"