build(deps-dev): bump @embroider/test-setup from 0.47.2 to 1.6.0

Bumps [@embroider/test-setup](https://github.com/embroider-build/embroider/tree/HEAD/packages/test-setup) from 0.47.2 to 1.6.0.
- [Release notes](https://github.com/embroider-build/embroider/releases)
- [Changelog](https://github.com/embroider-build/embroider/blob/main/CHANGELOG.md)
- [Commits](https://github.com/embroider-build/embroider/commits/v1.6.0/packages/test-setup)

---
updated-dependencies:
- dependency-name: "@embroider/test-setup"
  dependency-type: direct:development
  update-type: version-update:semver-major
...

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

package.json

@@ -49,7 +49,7 @@
   "devDependencies": {
     "@ember/optional-features": "^2.0.0",
     "@ember/test-helpers": "^2.4.2",
-    "@embroider/test-setup": "^0.47.1",
+    "@embroider/test-setup": "^1.6.0",
     "@glimmer/component": "^1.0.4",
     "@glimmer/tracking": "^1.0.4",
     "babel-eslint": "^8.0.0",

yarn.lock

@@ -1206,10 +1206,10 @@
     semver "^7.3.5"
     typescript-memoize "^1.0.1"
 
-"@embroider/test-setup@^0.47.1":
-  version "0.47.2"
-  resolved "https://registry.yarnpkg.com/@embroider/test-setup/-/test-setup-0.47.2.tgz#acf3fa6a38fa97ff577be49df44d6ab30e2dc054"
-  integrity sha512-zTiNaicOeBJWQ+uAJOEg4Z4plmvF2Ckze+tMZ0sycp2o09UV72WC8s9L3pssWOGgHMV6Kl+eCfFQelWwUOqz1Q==
+"@embroider/test-setup@^1.6.0":
+  version "1.6.0"
+  resolved "https://registry.yarnpkg.com/@embroider/test-setup/-/test-setup-1.6.0.tgz#91fe3d7a8daeba32de35220d25407ad1df7a0db2"
+  integrity sha512-6U+NsfGL9ubADreLCnOWMCVFpoU4/DzHlbgfEH3NE+rcdF+2WbY8VP+MeqjjccoES0HvhIeUKvoIbiqkoWAbhQ==
   dependencies:
     lodash "^4.17.21"
     resolve "^1.20.0"