Migrate REUSE to toml format

[AndyScherzinger]

No description provided.

[github-actions]

SpotBugs

Category	Base	New
Bad practice	35	35
Correctness	34	34
Dodgy code	26	26
Internationalization	6	6
Malicious code vulnerability	49	49
Multithreaded correctness	3	3
Performance	8	8
Total	161	161

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 48.90%. Comparing base (8c8fbd4) to head (63064f3).
Report is 2 commits behind head on master.

Additional details and impacted files

@@            Coverage Diff            @@
##             master    #1528   +/-   ##
=========================================
  Coverage     48.90%   48.90%           
  Complexity     1002     1002           
=========================================
  Files           209      209           
  Lines          7866     7866           
  Branches       1021     1021           
=========================================
  Hits           3847     3847           
  Misses         3461     3461           
  Partials        558      558