Update dev-dependencies

Author: wooorm

package.json

@@ -21,7 +21,7 @@
     "@types/tape": "^4.0.0",
     "c8": "^7.0.0",
     "camelcase": "^6.0.0",
-    "execa": "^5.0.0",
+    "execa": "^6.0.0",
     "mdast-util-assert": "^4.0.0",
     "mdast-util-gfm": "^2.0.0",
     "micromark-extension-gfm": "^2.0.0",

packages/remark-cli/test.js

@@ -1,5 +1,5 @@
 import {URL, fileURLToPath} from 'node:url'
-import execa from 'execa'
+import {execa} from 'execa'
 import test from 'tape'
 
 test('remark-cli', (t) => {