Remove unnecessary async code, part 2

[IvanGoncharov]

Continuation of #269

[codecov]

Codecov Report

Merging #271 into master will decrease coverage by 0.00%.
The diff coverage is 100.00%.

@@            Coverage Diff             @@
##           master     #271      +/-   ##
==========================================
- Coverage   99.49%   99.49%   -0.01%     
==========================================
  Files          19       19              
  Lines         598      595       -3     
  Branches       38       38              
==========================================
- Hits          595      592       -3     
  Misses          3        3              

Impacted Files	Coverage Δ
src/node/__tests__/plural.js	100.00% <100.00%> (ø)
src/node/plural.js	88.88% <100.00%> (-2.78%)	⬇️

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update 5b42850...1e6794b. Read the comment docs.