Update devDependencies

ember-scoped-css-compat/package.json

@@ -31,30 +31,30 @@
     "@babel/eslint-parser": "^7.24.5",
     "@babel/plugin-proposal-decorators": "^7.23.0",
     "@ember/optional-features": "^2.0.0",
-    "@ember/string": "^3.0.1",
-    "@ember/test-helpers": "^3.2.0",
+    "@ember/string": "^4.0.0",
+    "@ember/test-helpers": "^4.0.0",
     "@embroider/test-setup": "^4.0.0",
-    "@glimmer/component": "^1.1.2",
+    "@glimmer/component": "^2.0.0",
     "@glimmer/tracking": "^1.1.2",
     "@nullvoxpopuli/eslint-configs": "^4.0.0",
     "broccoli-asset-rev": "^3.0.0",
-    "concurrently": "^8.2.2",
+    "concurrently": "^9.0.0",
     "ember-auto-import": "^2.7.3",
-    "ember-cli": "~5.12.0",
+    "ember-cli": "~6.0.0",
     "ember-cli-dependency-checker": "^3.3.1",
     "ember-cli-inject-live-reload": "^2.1.0",
     "ember-cli-sri": "^2.1.1",
     "ember-cli-terser": "^4.0.2",
-    "ember-load-initializers": "^2.1.2",
+    "ember-load-initializers": "^3.0.0",
     "ember-page-title": "^8.2.3",
     "ember-qunit": "^8.0.2",
-    "ember-resolver": "^12.0.0",
+    "ember-resolver": "^13.0.0",
     "ember-scoped-css": "workspace:*",
-    "ember-source": "~5.12.0",
+    "ember-source": "~6.0.0",
     "ember-source-channel-url": "^3.0.0",
     "ember-template-lint": "^6.0.0",
     "ember-try": "^3.0.0",
-    "eslint": "^8.50.0",
+    "eslint": "^9.0.0",
     "eslint-plugin-ember": "^12.1.0",
     "eslint-plugin-n": "^17.7.0",
     "eslint-plugin-qunit": "^8.1.1",