Update devDependencies

docs-support/package.json

@@ -72,7 +72,7 @@
     "@babel/core": "^7.24.4",
     "@babel/plugin-transform-typescript": "^7.24.4",
     "@babel/runtime": "^7.24.4",
-    "@embroider/addon-dev": "^6.0.1",
+    "@embroider/addon-dev": "^7.0.0",
     "@glimmer/component": "^2.0.0",
     "@glint/core": "unstable",
     "@glint/environment-ember-loose": "unstable",
@@ -83,10 +83,10 @@
     "@typescript-eslint/eslint-plugin": "^8.13.0",
     "@typescript-eslint/parser": "^8.13.0",
     "babel-plugin-ember-template-compilation": "^2.2.5",
-    "concurrently": "^8.2.2",
-    "ember-source": "^5.12.0",
+    "concurrently": "^9.0.0",
+    "ember-source": "^6.0.0",
     "ember-template-lint": "^6.0.0",
-    "eslint": "^8.56.0",
+    "eslint": "^9.0.0",
     "eslint-config-prettier": "^9.1.0",
     "eslint-plugin-ember": "^12.0.2",
     "eslint-plugin-import": "^2.29.1",

package.json

@@ -11,7 +11,7 @@
     "test": "pnpm --filter '*' test"
   },
   "devDependencies": {
-    "concurrently": "^8.2.2",
+    "concurrently": "^9.0.0",
     "release-plan": "^0.9.0"
   },
   "pnpm": {