src/vs/workbench/contrib/terminal/browser/links/terminalLinkManager.ts/TerminalLinkManager/_isLinkActivationModifierDown
class TerminalLinkManager:	protected _isLinkActivationModifierDown(event: MouseEvent): boolean {
		const editorConf = this._configurationService.getValue<{ multiCursorModifier: 'ctrlCmd' | 'alt' }>('editor');
		if (editorConf.multiCursorModifier === 'ctrlCmd') {
			return !!event.altKey;
		}
		return isMacintosh ? event.metaKey : event.ctrlKey;
	}