Bump okhttp from 3.14.2 to 3.14.4 in /core (#1924)
Bump okhttp from 3.14.2 to 3.14.4 in /core (#1924)

Bumps [okhttp](https://github.com/square/okhttp) from 3.14.2 to 3.14.4.
- [Release notes](https://github.com/square/okhttp/releases)
- [Changelog](https://github.com/square/okhttp/blob/master/docs/changelog_3x.md)
- [Commits](https://github.com/square/okhttp/compare/parent-3.14.2...parent-3.14.4)

Signed-off-by: dependabot-preview[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@dependabot.com>

Co-authored-by: null <6a4c1c4838f800d1998274cd5234e1f65c55e90c@users.noreply.github.com>
Co-authored-by: Richard North <39063181cb36256cba7d1d358fd239e3b24c2640@gmail.com>
rnorth/test-containers,outofcoffee/testcontainers-java,outofcoffee/testcontainers-java,outofcoffee/testcontainers-java,testcontainers/testcontainers-java,testcontainers/testcontainers-java,rnorth/test-containers,rnorth/test-containers,testcontainers/testcontainers-java