Update babel monorepo

Author: renovate[bot]

apps/ember-test-app/package.json

@@ -23,7 +23,7 @@
     "test": "ember test -tp 0"
   },
   "devDependencies": {
-    "@babel/core": "7.25.9",
+    "@babel/core": "7.26.0",
     "@ember/optional-features": "2.2.0",
     "@ember/string": "4.0.0",
     "@ember/test-helpers": "4.0.4",

apps/ember-vite/package.json

@@ -24,9 +24,9 @@
     "test": "vite build --mode test && ember test --path dist"
   },
   "devDependencies": {
-    "@babel/core": "7.25.9",
+    "@babel/core": "7.26.0",
     "@babel/eslint-parser": "7.25.9",
-    "@babel/plugin-proposal-decorators": "7.24.7",
+    "@babel/plugin-proposal-decorators": "7.25.9",
     "@ember/optional-features": "2.2.0",
     "@ember/string": "4.0.0",
     "@ember/test-helpers": "4.0.4",

apps/ember-webpack/package.json

@@ -23,7 +23,7 @@
     "test": "ember test -tp 0"
   },
   "devDependencies": {
-    "@babel/core": "7.25.9",
+    "@babel/core": "7.26.0",
     "@ember/optional-features": "2.2.0",
     "@ember/string": "4.0.0",
     "@ember/test-helpers": "4.0.4",

packages/ember/package.json

@@ -45,9 +45,9 @@
     "@glimmer/tracking": "^1.1.2"
   },
   "devDependencies": {
-    "@babel/core": "7.25.9",
+    "@babel/core": "7.26.0",
     "@babel/plugin-transform-typescript": "7.25.9",
-    "@babel/runtime": "7.25.9",
+    "@babel/runtime": "7.26.0",
     "@embroider/addon-dev": "7.0.0",
     "@glimmer/component": "2.0.0",
     "@glimmer/tracking": "1.1.2",