[Fix] prop-types, propTypes: add handling for FC<Props>, improve tests

[vedadeepta]

• add handling for both React.FC<Props> & FC<Props> (and other React.* variants)
• add test case that closes react/prop-types - False positive when ternary conditional return #2786

follow up to this: #3049 (comment)

[codecov-commenter]

Codecov Report

Merging #3051 (3f1fe12) into master (77813f0) will increase coverage by 0.00%.
The diff coverage is 100.00%.

@@           Coverage Diff           @@
##           master    #3051   +/-   ##
=======================================
  Coverage   97.40%   97.41%           
=======================================
  Files         111      111           
  Lines        7473     7492   +19     
  Branches     2736     2748   +12     
=======================================
+ Hits         7279     7298   +19     
  Misses        194      194           

Impacted Files	Coverage Δ
lib/util/propTypes.js	97.06% <100.00%> (+0.09%)	⬆️

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