Update babel monorepo to v7.28.6

Author: renovate[bot]

package.json

@@ -41,8 +41,8 @@
     "ember-template-imports": "^4.3.0"
   },
   "devDependencies": {
-    "@babel/eslint-parser": "7.28.5",
-    "@babel/plugin-proposal-decorators": "7.28.0",
+    "@babel/eslint-parser": "7.28.6",
+    "@babel/plugin-proposal-decorators": "7.28.6",
     "@ember/optional-features": "2.3.0",
     "@ember/string": "4.0.1",
     "@ember/test-helpers": "5.4.1",