Bump @babel/core from 7.28.3 to 7.28.4 (#2900)

Bumps [@babel/core](https://github.com/babel/babel/tree/HEAD/packages/babel-core) from 7.28.3 to 7.28.4.
- [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/v7.28.4/packages/babel-core)

---
updated-dependencies:
- dependency-name: "@babel/core"
  dependency-version: 7.28.4
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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

package.json

@@ -46,7 +46,7 @@
     "vinyl-source-stream": "^2.0.0"
   },
   "devDependencies": {
-    "@babel/core": "^7.28.3",
+    "@babel/core": "^7.28.4",
     "@babel/preset-env": "^7.28.3",
     "@uswds/compile": "^1.3.1",
     "backstopjs": "^6.3.25",