Fix TypeError when combining auto_reduce_dimensions=True and non_int_type=Decimal

[jonemo]

• Closes TypeError when combining auto_reduce_dimensions=True and non_int_type=Decimal #1845 (insert issue number)
• Executed pre-commit run --all-files with no errors
• The change is fully covered by automated unit tests
• Documented in docs/ as appropriate (not applicable)
• Added an entry to the CHANGES file

[codspeed-hq]

CodSpeed Performance Report

Merging #1853 will not alter performance

_{Comparing jonemo:issue-1845 (a93b80d) with master (7262388)}

Summary

✅ 437 untouched benchmarks

[hgrecco]

I was about to merge but your PR modified the whole changelog format.

[jonemo]

I was about to merge but your PR modified the whole changelog format.

Sorry, looks like an over-eager auto-formatter paid too much attention while I paid too little. Fixed it.