[IOCOM-1823,IOCOM-1826] FIMS history get saga and header component tests

[forrest57]

Short description

addition of said unit tests

List of changes proposed in this pull request

• addition of tests for handleGetFimsHistorySaga
• addition of tests for FimsHIstoryHeaderComponent, with its own snapshot

How to test

all tests should pass

[github-actions]

Jira Pull Request Link

This Pull Request refers to Jira issues:
- Link to IOCOM-1823
- Link to IOCOM-1826

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 49.36%. Comparing base (b207270) to head (c98a031).
Report is 1 commits behind head on master.

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #6593      +/-   ##
==========================================
+ Coverage   49.30%   49.36%   +0.05%     
==========================================
  Files        1565     1565              
  Lines       32223    32223              
  Branches     7288     7336      +48     
==========================================
+ Hits        15887    15906      +19     
+ Misses      16298    16268      -30     
- Partials       38       49      +11     

Files with missing lines	Coverage Δ
...ures/fims/history/saga/handleGetFimsHistorySaga.ts	100.00% <100.00%> (+90.00%)	⬆️

... and 12 files with indirect coverage changes

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