refactor(profiles): expect coin to be a string

[faustbrian]

No description provided.

[codecov]

Codecov Report

Merging #528 into master will decrease coverage by 4.13%.
The diff coverage is 100.00%.

@@            Coverage Diff             @@
##           master     #528      +/-   ##
==========================================
- Coverage   69.21%   65.07%   -4.14%     
==========================================
  Files          58       54       -4     
  Lines        1179      985     -194     
  Branches       85       65      -20     
==========================================
- Hits          816      641     -175     
+ Misses        331      319      -12     
+ Partials       32       25       -7     

Flag	Coverage Δ
#unit	65.07% <100.00%> (-4.14%)	⬇️

Impacted Files	Coverage Δ
...sdk-profiles/src/repositories/wallet-repository.ts	83.82% <100.00%> (ø)
packages/platform-sdk-intl/src/numeral.ts
packages/platform-sdk-intl/src/money.ts
packages/platform-sdk-intl/src/currency.ts
packages/platform-sdk-intl/src/datetime.ts

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