Update dependency @ember/string to v4

package.json

@@ -56,7 +56,7 @@
     "@babel/eslint-parser": "7.24.8",
     "@babel/plugin-proposal-decorators": "7.24.7",
     "@ember/optional-features": "2.2.0",
-    "@ember/string": "3.1.1",
+    "@ember/string": "4.0.1",
     "@ember/test-helpers": "3.3.1",
     "@embroider/test-setup": "3.0.3",
     "@release-it-plugins/lerna-changelog": "6.1.0",

yarn.lock

@@ -1835,12 +1835,10 @@
     ember-cli-babel "^7.26.11"
     ember-modifier-manager-polyfill "^1.2.0"
 
-"@ember/[email protected]":
-  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/[email protected]":
+  version "4.0.1"
+  resolved "https://registry.yarnpkg.com/@ember/string/-/string-4.0.1.tgz#2c9d3f749bad92567e99ab5b8d4fdb5ed7f0ff0c"
+  integrity sha512-VWeng8BSWrIsdPfffOQt/bKwNKJL7+37gPFh/6iZZ9bke+S83kKqkS30poo4bTGfRcMnvAE0ie7txom+iDu81Q==
 
 "@ember/[email protected]":
   version "3.3.1"