build(deps): bump @babel/runtime-corejs3 in /exercises/c4-client-master

Bumps [@babel/runtime-corejs3](https://github.com/babel/babel/tree/HEAD/packages/babel-runtime-corejs3) from 7.16.5 to 7.26.10.
- [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/v7.26.10/packages/babel-runtime-corejs3)

---
updated-dependencies:
- dependency-name: "@babel/runtime-corejs3"
  dependency-type: indirect
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]