Bump ember-compatibility-helpers from 1.2.0 to 1.2.1
Bump ember-compatibility-helpers from 1.2.0 to 1.2.1

Bumps [ember-compatibility-helpers](https://github.com/pzuraq/ember-compatibility-helpers) from 1.2.0 to 1.2.1.
- [Release notes](https://github.com/pzuraq/ember-compatibility-helpers/releases)
- [Commits](https://github.com/pzuraq/ember-compatibility-helpers/compare/v1.2.0...v1.2.1)

Signed-off-by: dependabot-preview[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@dependabot.com>
patience-tema-baron/ember-keyboard,null-null-null/ember-keyboard,null-null-null/ember-keyboard,patience-tema-baron/ember-keyboard