chore(deps-dev): bump @glint/environment-ember-loose from 1.3.0 to 1.4.0

Bumps [@glint/environment-ember-loose](https://github.com/typed-ember/glint) from 1.3.0 to 1.4.0.
- [Release notes](https://github.com/typed-ember/glint/releases)
- [Changelog](https://github.com/typed-ember/glint/blob/main/.release-it.yml)
- [Commits](typed-ember/glint@1.3.0...1.4.0)

---
updated-dependencies:
- dependency-name: "@glint/environment-ember-loose"
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]