Fixes for HiPS functionality

[astrofrog]

These are bug fixes after real-world usage

[codecov]

Codecov Report

❌ Patch coverage is 94.73684% with 1 line in your changes missing coverage. Please review.
✅ Project coverage is 90.12%. Comparing base (648e503) to head (1c6048e).
⚠️ Report is 8 commits behind head on main.

Files with missing lines	Patch %	Lines
reproject/hips/utils.py	80.00%	1 Missing ⚠️

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #562   +/-   ##
=======================================
  Coverage   90.11%   90.12%           
=======================================
  Files          30       30           
  Lines        1811     1822   +11     
=======================================
+ Hits         1632     1642   +10     
- Misses        179      180    +1     

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[astrofrog]

pre-commit.ci autofix

[astrofrog]

pre-commit.ci autofix