chore(release): 6.2.0 [skip ci]

# [6.2.0](v6.1.1...v6.2.0) (2024-03-22)

### Bug Fixes

* **type-declaration-immutability:** some (hopefully all) maximum call stack size exceeded errors ([61c561c](61c561c)), closes [#767](#767)

### Features

* add support for flat configs ([#789](#789)) ([5fa7c2c](5fa7c2c))

Author: semantic-release-bot