🐛🎨 Fix backenderror name injection

[bisgaard-itis]

What do these changes do?

• Check that keyword arguments to backend clients match the exceptions to which http status errors are mapped.
• Fix a bug detected by this new mechanism.
• Add https://github.com/r1chardj0n3s/parse as a dependency to api-server in order to parse inputs to f string template.

Related issue/s

• resolve Ensure inputs to BaseBackendError are available when thrown #6056

How to test

Dev-ops checklist

• No ENV changes or I properly updated ENV (read the instruction)

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 66.9%. Comparing base (cafbf96) to head (7bc557b).
Report is 345 commits behind head on master.

Additional details and impacted files

@@            Coverage Diff            @@
##           master   #6064      +/-   ##
=========================================
- Coverage    84.5%   66.9%   -17.6%     
=========================================
  Files          10     641     +631     
  Lines         214   31297   +31083     
  Branches       25     205     +180     
=========================================
+ Hits          181   20967   +20786     
- Misses         23   10279   +10256     
- Partials       10      51      +41     

Flag	Coverage Δ
integrationtests	64.7% <ø> (?)
unittests	89.8% <100.0%> (+5.2%)	⬆️

Flags with carried forward coverage won't be shown. Click here to find out more.

Files	Coverage Δ
...re_service_api_server/exceptions/backend_errors.py	100.0% <100.0%> (ø)
...vice_api_server/exceptions/service_errors_utils.py	88.7% <100.0%> (ø)

... and 649 files with indirect coverage changes

[pcrespov]

nice trick to prevent errors
thx

[matusdrobuliak66]

👍