Bump ember-template-imports from 3.4.2 to 4.0.0

Bumps [ember-template-imports](https://github.com/ember-template-imports/ember-template-imports) from 3.4.2 to 4.0.0.
- [Release notes](https://github.com/ember-template-imports/ember-template-imports/releases)
- [Changelog](https://github.com/ember-template-imports/ember-template-imports/blob/master/CHANGELOG.md)
- [Commits](ember-cli/ember-template-imports@v3.4.2...v4.0.0)

---
updated-dependencies:
- dependency-name: ember-template-imports
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>