Bump prettier-plugin-ember-template-tag from 2.1.5 to 2.1.6 (#1138)

Bumps [prettier-plugin-ember-template-tag](https://github.com/ember-tooling/prettier-plugin-ember-template-tag) from 2.1.5 to 2.1.6.
- [Release notes](https://github.com/ember-tooling/prettier-plugin-ember-template-tag/releases)
- [Changelog](https://github.com/ember-tooling/prettier-plugin-ember-template-tag/blob/main/CHANGELOG.md)
- [Commits](https://github.com/ember-tooling/prettier-plugin-ember-template-tag/commits)

---
updated-dependencies:
- dependency-name: prettier-plugin-ember-template-tag
  dependency-version: 2.1.6
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]