Return appropriate status code when PDF error occurs

[jakejackson1]

Description

A 400, 401, 404, or 500 status code will returned with the request if an error occurs when viewing a PDF.

Testing instructions

Screenshots

Checklist:

• [x] I've tested the code.
• [ ] My code is easy to read, follow, and understand
• [ ] My code follows the accessibility standards.
• [ ] My code has proper inline documentation / docblocks.

Additional Comments

[codecov[bot]]

Codecov Report

Merging #1474 (85638aa) into development (8269803) will increase coverage by 18.17%. The diff coverage is n/a.

:exclamation: Current head 85638aa differs from pull request most recent head 26dc2bf. Consider uploading reports for the commit 26dc2bf to get more accurate results

@@                Coverage Diff                 @@
##             development    #1474       +/-   ##
==================================================
+ Coverage          75.12%   93.30%   +18.17%     
==================================================
  Files                243       57      -186     
  Lines              12866     1464    -11402     
  Branches             370      370               
==================================================
- Hits                9666     1366     -8300     
+ Misses              3192       90     -3102     
  Partials               8        8               

see 186 files with indirect coverage changes