Bump codemirror from 5.43.0 to 5.44.0 in /frontend

Bumps [codemirror](https://github.com/codemirror/CodeMirror) from 5.43.0 to 5.44.0.
- [Release notes](https://github.com/codemirror/CodeMirror/releases)
- [Changelog](https://github.com/codemirror/CodeMirror/blob/master/CHANGELOG.md)
- [Commits](codemirror/codemirror5@5.43.0...5.44.0)

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

Author: dependabot-support

frontend/package.json

@@ -6,7 +6,7 @@
   "dependencies": {
     "abortcontroller-polyfill": "^1.2.3",
     "bootstrap": "3",
-    "codemirror": "^5.43.0",
+    "codemirror": "^5.44.0",
     "nanoid": "^2.0.1",
     "prop-types": "^15.7.2",
     "react": "^16.8.2",

frontend/yarn.lock

@@ -2003,10 +2003,10 @@ code-point-at@^1.0.0:
   resolved "https://registry.yarnpkg.com/code-point-at/-/code-point-at-1.1.0.tgz#0d070b4d043a5bea33a2f1a40e2edb3d9a4ccf77"
   integrity sha1-DQcLTQQ6W+ozovGkDi7bPZpMz3c=
 
-codemirror@^5.43.0:
-  version "5.43.0"
-  resolved "https://registry.yarnpkg.com/codemirror/-/codemirror-5.43.0.tgz#2454b5e0f7005dc9945ab7b0d9594ccf233da040"
-  integrity sha512-mljwQWUaWIf85I7QwTBryF2ASaIvmYAL4s5UCanCJFfKeXOKhrqdHWdHiZWAMNT+hjLTCnVx2S/SYTORIgxsgA==
+codemirror@^5.44.0:
+  version "5.44.0"
+  resolved "https://registry.yarnpkg.com/codemirror/-/codemirror-5.44.0.tgz#80dc2a231eeb7aab25ec2405cdca37e693ccf9cc"
+  integrity sha512-3l42syTNakCdCQuYeZJXTyxina6Y9i4V0ighSJXNCQtRbaCN76smKKLu1ZHPHQon3rnzC7l4i/0r4gp809K1wg==
 
 collection-visit@^1.0.0:
   version "1.0.0"