feat: enhance Google Drive connector functionality and UI

- Added support for selecting both folders and files in the Google Drive connector configuration.
- Updated the UI to reflect the selection of files alongside folders, improving user clarity.
- Introduced a quick indexing feature for connectors, allowing users to start indexing without date selection.
- Adjusted periodic sync settings to be disabled for Google Drive connectors, ensuring proper functionality.
- Improved styling and accessibility across various components in the connector popup.

surfsense_web/components/assistant-ui/connector-popup/components/periodic-sync-config.tsx

@@ -37,7 +37,7 @@ export const PeriodicSyncConfig: FC<PeriodicSyncConfigProps> = ({
 			</div>
 
 			{enabled && (
-				<div className="mt-4 pt-4 border-t border-border/100 space-y-3">
+				<div className="mt-4 pt-4 border-t border-slate-400/20 space-y-3">
 					<div className="space-y-2">
 						<Label htmlFor="frequency" className="text-xs sm:text-sm">Sync Frequency</Label>
 						<Select value={frequencyMinutes} onValueChange={onFrequencyChange}>