Bugfix/fix for book corruption

[PhotoNomad0]

Describe what your pull request addresses

• [ ]

Test Instructions

• [ ] test with https://deploy-preview-537--gateway-edit.netlify.app
• [ ] make sure that saving scripture works without data corruption between books, and that merging works

[codecov[bot]]

Codecov Report

Merging #537 (75ca9b3) into release-v2.1.0 (9f43681) will increase coverage by 1.61%. The diff coverage is n/a.

@@                Coverage Diff                 @@
##           release-v2.1.0     #537      +/-   ##
==================================================
+ Coverage           51.65%   53.27%   +1.61%     
==================================================
  Files                  43       43              
  Lines                1299     1299              
==================================================
+ Hits                  671      692      +21     
+ Misses                628      607      -21     

see 5 files with indirect coverage changes

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