test(core-magistrate-api): increase coverage to 100%

[sebastijankuzner]

Summary

This merge will add core-transaction-api unit tests.

Checklist

• Documentation (if necessary)
• Tests (if necessary)
• Ready to be merged

[codecov]

Codecov Report

Merging #3584 into develop will increase coverage by 0.75%.
The diff coverage is n/a.

@@             Coverage Diff             @@
##           develop    #3584      +/-   ##
===========================================
+ Coverage    62.23%   62.99%   +0.75%     
===========================================
  Files          447      447              
  Lines        10144    10144              
  Branches      1318     1318              
===========================================
+ Hits          6313     6390      +77     
+ Misses        3809     3732      -77     
  Partials        22       22

Impacted Files	Coverage Δ
packages/core-magistrate-api/src/handlers.ts	100% <0%> (+100%)	⬆️
...ckages/core-magistrate-api/src/service-provider.ts	100% <0%> (+100%)	⬆️
...ges/core-magistrate-api/src/routes/bridgechains.ts	100% <0%> (+100%)	⬆️
...ages/core-magistrate-api/src/resources/business.ts	100% <0%> (+100%)	⬆️
...s/core-magistrate-api/src/resources/bridgechain.ts	100% <0%> (+100%)	⬆️
...ore-magistrate-api/src/controllers/bridgechains.ts	100% <0%> (+100%)	⬆️
...kages/core-magistrate-api/src/routes/businesses.ts	100% <0%> (+100%)	⬆️
.../core-magistrate-api/src/controllers/businesses.ts	100% <0%> (+100%)	⬆️

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