fix: use default import of picocolors

This causes an error in some node versions. Changing it to a default
import seems to solve it (and is consistent with the rest of the repo).

Author: 43081j

packages/prompts/src/task-log.ts

@@ -1,6 +1,6 @@
 import type { Writable } from 'node:stream';
 import { getColumns } from '@clack/core';
-import * as color from 'picocolors';
+import color from 'picocolors';
 import { erase } from 'sisteransi';
 import { type CommonOptions, S_BAR, S_STEP_SUBMIT, isCI as isCIFn } from './common.js';
 import { log } from './log.js';