chore(release): 1.5.3 [skip ci]

## [1.5.3](https://gitlab.com/to-be-continuous/s2i/compare/1.5.2...1.5.3) (2026-01-06)

### Bug Fixes

* **bash mode:** unmask errors in shell pipelines with 'set -o pipefail' ([3579acd1](https://gitlab.com/to-be-continuous/s2i/commit/3579acd1de99839e79e950c795830b4e9b8e23bf))