Raise error when two dims are not compatible

[wd60622]

Description

Bug fix for an earlier error. Closes #1248

Related Issue

• Closes #
• Related to #

Checklist

• Checked that the pre-commit linting/style checks pass
• Included tests that prove the fix is effective or that the new feature works
• Added necessary documentation (docstrings and/or example notebooks)
• If you are a pro: each commit corresponds to a relevant logical change

Modules affected

• MMM
• CLV

Type of change

• New feature / enhancement
• Bug fix
• Documentation
• Maintenance
• Other (please specify):

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📚 Documentation preview 📚: https://pymc-marketing--1249.org.readthedocs.build/en/1249/

[wd60622]

Ignore @fonnesbeck . Sorry

[lucianopaz]

LGTM. Thanks @wd60622!

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 95.64%. Comparing base (1464354) to head (e51364f).
Report is 2 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #1249   +/-   ##
=======================================
  Coverage   95.64%   95.64%           
=======================================
  Files          39       39           
  Lines        4089     4091    +2     
=======================================
+ Hits         3911     3913    +2     
  Misses        178      178           

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