[#390] Refactor backend to use Django permissions

[SilviaAmAm]

Partially fixes #390

[codecov-commenter]

Codecov Report

Attention: Patch coverage is 95.84906% with 11 lines in your changes missing coverage. Please review.

Project coverage is 89.62%. Comparing base (c29d146) to head (565067f).

Files with missing lines	Patch %	Lines
...ion/tests/e2e/features/test_feature_list_review.py	0.00%	4 Missing ⚠️
...c/openarchiefbeheer/destruction/tests/factories.py	90.90%	2 Missing ⚠️
...ckend/src/openarchiefbeheer/utils/tests/gherkin.py	0.00%	2 Missing ⚠️
backend/src/openarchiefbeheer/accounts/managers.py	92.30%	1 Missing ⚠️
.../src/openarchiefbeheer/accounts/tests/factories.py	90.90%	1 Missing ⚠️
...s/e2e/features/test_feature_list_process_review.py	0.00%	1 Missing ⚠️

Additional details and impacted files

@@             Coverage Diff             @@
##             main     #400       +/-   ##
===========================================
+ Coverage   76.63%   89.62%   +12.99%     
===========================================
  Files         247      171       -76     
  Lines        7814     6506     -1308     
  Branches      180        0      -180     
===========================================
- Hits         5988     5831      -157     
+ Misses       1663      675      -988     
+ Partials      163        0      -163     

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