Bump codemirror from 5.58.1 to 5.58.2 in /kinto/plugins/admin (#2638)

Bumps [codemirror](https://github.com/codemirror/CodeMirror) from 5.58.1 to 5.58.2.
- [Release notes](https://github.com/codemirror/CodeMirror/releases)
- [Changelog](https://github.com/codemirror/CodeMirror/blob/master/CHANGELOG.md)
- [Commits](codemirror/codemirror5@5.58.1...5.58.2)

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>

Co-authored-by: dependabot-preview[bot] <27856297+dependabot-preview[bot]@users.noreply.github.com>

kinto/plugins/admin/package.json

@@ -8,7 +8,7 @@
   },
   "dependencies": {
     "babel-polyfill": "^6.23.0",
-    "codemirror": "^5.58.1",
+    "codemirror": "^5.58.2",
     "kinto-admin": "1.26.2",
     "react": "^16.14.0",
     "react-dom": "^16.14.0",