Throw an error if x/yOffsetsUnit is not set when x/yOffset is defined

[Felixmil]

fixes #668

[codecov[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Project coverage is 85.36%. Comparing base (f737601) to head (80c830e).

Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #673 +/- ## ========================================== + Coverage 85.35% 85.36% +0.01% ========================================== Files 29 29 Lines 2137 2139 +2 ========================================== + Hits 1824 1826 +2 Misses 313 313 ```

:umbrella: View full report in Codecov by Sentry.
:loudspeaker: Have feedback on the report? Share it here.