Update dependency @ember/test-helpers to v2.3.0

Author: renovate-bot

package.json

@@ -51,7 +51,7 @@
   "devDependencies": {
     "@ember/optional-features": "2.0.0",
     "@ember/render-modifiers": "1.0.2",
-    "@ember/test-helpers": "2.2.9",
+    "@ember/test-helpers": "2.3.0",
     "@embroider/compat": "0.43.4",
     "@embroider/core": "0.43.4",
     "@embroider/webpack": "0.43.4",

yarn.lock

@@ -1165,10 +1165,10 @@
   dependencies:
     ember-cli-babel "^7.4.0"
 
-"@ember/test-helpers@2.2.9":
-  version "2.2.9"
-  resolved "https://registry.yarnpkg.com/@ember/test-helpers/-/test-helpers-2.2.9.tgz#68cceb50ad5b8adedad5d8bf73b39ff71a07f4a6"
-  integrity sha512-QLwV2ASk7XB9+SLCNKFu+y9iNbTsH2Ah3eaJiHZ01uDgVsYZZfJCINhUB9/sY19VagBQnP5Te3QowI6qw3XeLA==
+"@ember/test-helpers@2.3.0":
+  version "2.3.0"
+  resolved "https://registry.yarnpkg.com/@ember/test-helpers/-/test-helpers-2.3.0.tgz#dcd49ecab7b66e7ca02fdc6fcae88cb426c0b60f"
+  integrity sha512-MwG80aJj5NO19CgHHIQyrSXwzo0Xz0Vfx3MrvbzkqZSYowyazOrve8/UEt00ot6h3JxCVnbvL6rY/+G41pLE3A==
   dependencies:
     "@ember/test-waiters" "^2.4.4"
     broccoli-debug "^0.6.5"