Simplify array type

types/mysql/index.d.ts

@@ -400,7 +400,7 @@ export interface ConnectionConfig extends ConnectionOptions {
      * Force date types (TIMESTAMP, DATETIME, DATE) to be returned as strings rather then inflated into JavaScript
      * Date objects. Can be true/false or an array of type names to keep as strings. (Default: false)
      */
-    dateStrings?: boolean | (('TIMESTAMP' | 'DATETIME' | 'DATE')[]);;
+    dateStrings?: boolean | Array<'TIMESTAMP' | 'DATETIME' | 'DATE'>;
 
     /**
      * This will print all incoming and outgoing packets on stdout.