[wallet/desktop] feat: unit test table display component

[AnthonyLaw]

What was the issue?

• missing unit test in the TableDisplay component.

What's the fix?

• Added unit test TableDisplay component.
• update mock data (metadata, namespace, mosaic)
• minor refactor for removed setFilteredBy method

[codecov-commenter]

Codecov Report

Merging #1901 (bf99670) into feature/unit-tests-united-2 (7c24073) will increase coverage by 1.15%. The diff coverage is 100.00%.

@@                       Coverage Diff                       @@
##           feature/unit-tests-united-2    #1901      +/-   ##
===============================================================
+ Coverage                        34.63%   35.78%   +1.15%     
===============================================================
  Files                              586      586              
  Lines                            14033    14028       -5     
  Branches                          2358     2358              
===============================================================
+ Hits                              4860     5020     +160     
+ Misses                            9107     8942     -165     
  Partials                            66       66              

Flag	Coverage Δ
wallet-desktop	35.78% <100.00%> (+1.15%)	:arrow_up:

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

Impacted Files	Coverage Δ
src/components/TableDisplay/TableDisplayTs.ts	97.97% <100.00%> (+59.41%)	:arrow_up:
src/services/MosaicService.ts	68.64% <0.00%> (+1.69%)	:arrow_up:
src/core/utils/Formatters.ts	42.37% <0.00%> (+5.08%)	:arrow_up:
src/services/NamespaceService.ts	38.63% <0.00%> (+22.72%)	:arrow_up:
...rc/services/AssetTableService/AssetTableService.ts	59.45% <0.00%> (+27.02%)	:arrow_up:
...c/services/AssetTableService/MosaicTableService.ts	100.00% <0.00%> (+84.21%)	:arrow_up:
...ervices/AssetTableService/NamespaceTableService.ts	100.00% <0.00%> (+88.46%)	:arrow_up:
...services/AssetTableService/MetadataTableService.ts	100.00% <0.00%> (+90.00%)	:arrow_up:
src/components/TableDisplay/TableDisplay.vue	100.00% <0.00%> (+100.00%)	:arrow_up: