Fix a "raise KeyError(key) from None" in pikepdf

[jeromerobert]

• At pikepdf/models/metadata.py:706
• Close Unable to Save PDF with Edits #1019

[codecov]

Codecov Report

Attention: 2 lines in your changes are missing coverage. Please review.

Comparison is base (80dc4b0) 80.27% compared to head (b5500aa) 80.20%.
Report is 1 commits behind head on main.

Files	Patch %	Lines
pdfarranger/metadata.py	0.00%	2 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #1022      +/-   ##
==========================================
- Coverage   80.27%   80.20%   -0.08%     
==========================================
  Files          13       13              
  Lines        4898     4900       +2     
==========================================
- Hits         3932     3930       -2     
- Misses        966      970       +4     

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.

[dreua]

lgtm