chore: add @ember/string

Author: aklkv

test-app/package.json

@@ -35,6 +35,7 @@
     "@babel/eslint-parser": "^7.19.1",
     "@ember/legacy-built-in-components": "0.4.1",
     "@ember/optional-features": "^2.0.0",
+    "@ember/string": "^3.1.1",
     "@ember/test-helpers": "^2.9.3",
     "@embroider/test-setup": "^2.0.2",
     "@glimmer/component": "^1.1.2",

yarn.lock

@@ -1103,6 +1103,13 @@
     mkdirp "^1.0.4"
     silent-error "^1.1.1"
 
+"@ember/string@^3.1.1":
+  version "3.1.1"
+  resolved "https://registry.yarnpkg.com/@ember/string/-/string-3.1.1.tgz#0a5ac0d1e4925259e41d5c8d55ef616117d47ff0"
+  integrity sha512-UbXJ+k3QOrYN4SRPHgXCqYIJ+yWWUg1+vr0H4DhdQPTy8LJfyqwZ2tc5uqpSSnEXE+/1KopHBE5J8GDagAg5cg==
+  dependencies:
+    ember-cli-babel "^7.26.6"
+
 "@ember/test-helpers@^2.9.3":
   version "2.9.4"
   resolved "https://registry.yarnpkg.com/@ember/test-helpers/-/test-helpers-2.9.4.tgz#985022e9ba05cfc918bcf08b77cbb355f85b723e"