chore(jdbc-driver): Use import type

Author: mcheshkov

packages/cubejs-jdbc-driver/src/JDBCDriver.ts

@@ -20,10 +20,11 @@ import { promisify } from 'util';
 import genericPool, { Factory, Pool } from 'generic-pool';
 import path from 'path';
 
-import { DriverOptionsInterface, SupportedDrivers } from './supported-drivers';
-// eslint-disable-next-line @typescript-eslint/no-unused-vars
-import { JDBCDriverConfiguration } from './types';
-import { QueryStream, nextFn, transformRow } from './QueryStream';
+import { SupportedDrivers } from './supported-drivers';
+import type { DriverOptionsInterface } from './supported-drivers';
+import type { JDBCDriverConfiguration } from './types';
+import { QueryStream, transformRow } from './QueryStream';
+import type { nextFn } from './QueryStream';
 
 /* eslint-disable no-restricted-syntax,import/no-extraneous-dependencies */
 const DriverManager = require('@cubejs-backend/jdbc/lib/drivermanager');