Bump qunit from 2.21.0 to 2.21.1

Bumps [qunit](https://github.com/qunitjs/qunit) from 2.21.0 to 2.21.1.
- [Release notes](https://github.com/qunitjs/qunit/releases)
- [Changelog](https://github.com/qunitjs/qunit/blob/main/History.md)
- [Commits](qunitjs/qunit@2.21.0...2.21.1)

---
updated-dependencies:
- dependency-name: qunit
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

yarn.lock

@@ -8537,9 +8537,9 @@ qunit-theme-ember@^1.0.0:
   integrity sha512-vdMVVo6ecdCkWttMTKeyq1ZTLGHcA6zdze2zhguNuc3ritlJMhOXY5RDseqazOwqZVfCg3rtlmL3fMUyIzUyFQ==
 
 qunit@^2.21.0:
-  version "2.21.0"
-  resolved "https://registry.yarnpkg.com/qunit/-/qunit-2.21.0.tgz#c3d35adb1c9df8176459665f2daf33170c0f8662"
-  integrity sha512-kJJ+uzx5xDWk0oRrbOZ3zsm+imPULE58ZMIrNl+3POZl4a1k6VXj2E4OiqTmZ9j6hh9egE3kNgnAti9Q+BG6Yw==
+  version "2.21.1"
+  resolved "https://registry.yarnpkg.com/qunit/-/qunit-2.21.1.tgz#b2199f08983efc9ad35c4d48ff6e49d12fb8274d"
+  integrity sha512-SMA8IBZamI9MyVB4dShGpn6+X6plO8mIyfZTQ815XBvv/nVMeUj+yxsw8SgZVnrMlrAvTziJkmjOhaDwkNMHWQ==
   dependencies:
     commander "7.2.0"
     node-watch "0.7.3"