build(deps): bump react-devtools-core from 4.27.8 to 4.28.4 in /example

Bumps [react-devtools-core](https://github.com/facebook/react/tree/HEAD/packages/react-devtools-core) from 4.27.8 to 4.28.4.
- [Release notes](https://github.com/facebook/react/releases)
- [Changelog](https://github.com/facebook/react/blob/main/CHANGELOG.md)
- [Commits](https://github.com/facebook/react/commits/HEAD/packages/react-devtools-core)

---
updated-dependencies:
- dependency-name: react-devtools-core
  dependency-type: indirect
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

example/yarn.lock

@@ -7650,9 +7650,9 @@ rc@^1.0.1, rc@^1.1.6, rc@~1.2.7:
     strip-json-comments "~2.0.1"
 
 react-devtools-core@^4.26.1:
-  version "4.27.8"
-  resolved "https://registry.yarnpkg.com/react-devtools-core/-/react-devtools-core-4.27.8.tgz#b7b387b079c14ae9a214d4846a402da2b6efd164"
-  integrity sha512-KwoH8/wN/+m5wTItLnsgVraGNmFrcTWR3k1VimP1HjtMMw4CNF+F5vg4S/0tzTEKIdpCi2R7mPNTC+/dswZMgw==
+  version "4.28.4"
+  resolved "https://registry.yarnpkg.com/react-devtools-core/-/react-devtools-core-4.28.4.tgz#fb8183eada77093f4c2f9830e664bf22255abe27"
+  integrity sha512-IUZKLv3CimeM07G3vX4H4loxVpByrzq3HvfTX7v9migalwvLs9ZY5D3S3pKR33U+GguYfBBdMMZyToFhsSE/iQ==
   dependencies:
     shell-quote "^1.6.1"
     ws "^7"