chore(release): 8.1.1 [skip ci]

## [8.1.1](https://gitlab.com/to-be-continuous/helm/compare/8.1.0...8.1.1) (2025-04-11)

### Bug Fixes

* **envsubst:** leave lines with '# nosubst' unchanged when substituting (used to be simply dropped) ([2ec05dae](https://gitlab.com/to-be-continuous/helm/commit/2ec05dae27d6834c1cd18e55f7bb4165ce7ff948))