Build(deps): Bump @babel/standalone in the babel group (#30137)

Bumps the babel group with 1 update: [@babel/standalone](https://github.com/babel/babel/tree/HEAD/packages/babel-standalone).


Updates `@babel/standalone` from 7.26.3 to 7.26.4
- [Release notes](https://github.com/babel/babel/releases)
- [Changelog](https://github.com/babel/babel/blob/main/CHANGELOG.md)
- [Commits](https://github.com/babel/babel/commits/v7.26.4/packages/babel-standalone)

---
updated-dependencies:
- dependency-name: "@babel/standalone"
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: babel
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

app/assets/javascripts/discourse/package.json

@@ -36,7 +36,7 @@
   },
   "devDependencies": {
     "@babel/core": "^7.26.0",
-    "@babel/standalone": "^7.26.3",
+    "@babel/standalone": "^7.26.4",
     "@colors/colors": "^1.6.0",
     "@discourse/backburner.js": "^2.7.1-0",
     "@discourse/itsatrap": "^2.0.10",

app/assets/javascripts/theme-transpiler/package.json

@@ -7,7 +7,7 @@
   "license": "GPL-2.0-only",
   "keywords": [],
   "dependencies": {
-    "@babel/standalone": "^7.26.3",
+    "@babel/standalone": "^7.26.4",
     "@zxing/text-encoding": "^0.9.0",
     "babel-plugin-ember-template-compilation": "^2.3.0",
     "content-tag": "^3.0.0",