style(formatters): fix prettier formatting

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

superset-frontend/plugins/plugin-chart-echarts/src/utils/formatters.ts

@@ -86,9 +86,7 @@ export function getTooltipTimeFormatter(
   return String;
 }
 
-export function getXAxisFormatter(
-  format?: string,
-): TimeFormatter | undefined {
+export function getXAxisFormatter(format?: string): TimeFormatter | undefined {
   if (format === SMART_DATE_ID) {
     return getSmartDateFormatter();
   }