chore(release): 1.6.0 [skip ci]

# [1.6.0](https://gitlab.com/to-be-continuous/s2i/compare/1.5.3...1.6.0) (2026-02-21)

### Features

* add parallel:matrix support ([c377b900](https://gitlab.com/to-be-continuous/s2i/commit/c377b90015d5cb1e77728950ee3a6f0fc3b60eb7))