Improving performance of all time balance calculation

[araujoarthur0]

Related issue

Closes #334

Context / Background

All time balance calculation introduced a big performance degradation on TTL.

What change is being introduced by this PR?

• Fixing function name (extra L)
• Fixing targetDate on Calendar
• Avoiding store.get calls on all time balance calculation to improve performance.

How will this be tested?

npm run test

Compare this with the issues's image:

[codecov]

Codecov Report

Merging #336 into main will increase coverage by 0.59%.
The diff coverage is 96.00%.

@@            Coverage Diff             @@
##             main     #336      +/-   ##
==========================================
+ Coverage   57.93%   58.52%   +0.59%     
==========================================
  Files          14       14              
  Lines        1431     1454      +23     
  Branches      241      244       +3     
==========================================
+ Hits          829      851      +22     
- Misses        527      528       +1     
  Partials       75       75              

Impacted Files	Coverage Δ
js/classes/Calendar.js	79.47% <92.30%> (+0.11%)	⬆️
js/time-balance.js	98.50% <97.29%> (+0.43%)	⬆️

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[thamara]

@araujoarthur0 Can you please add an entry on changelog? After this, I think you can merge it on the branch. :)