fix(pipe): don't panic if no binding available

[squakez]

The func will return an error instead of a nil value with a suggestion of the available bindings to use.

Closes https://github.com/apache/camel-k/issues/5535

NOTE: to be rebased after #5565 is merged

Release Note

fix(pipe): don't panic if no binding available

[github-actions[bot]]

:heavy_check_mark: Unit test coverage report - coverage increased from 39.1% to 39.6% (+0.5%)