areComponentEqual to work as expected

[theKashey]

Look like this will solve #828.

[codecov-io]

Codecov Report

Merging #829 into next will increase coverage by 0.08%.
The diff coverage is 100%.

@@           Coverage Diff            @@
##             next   #829      +/-   ##
========================================
+ Coverage   84.92%    85%   +0.08%     
========================================
  Files          23     23              
  Lines         504    507       +3     
  Branches      140    147       +7     
========================================
+ Hits          428    431       +3     
  Misses         56     56              
  Partials       20     20

Impacted Files	Coverage Δ
packages/react-hot-loader/src/utils.dev.js	100% <100%> (ø)	⬆️

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