Fix typo on README

[ranisalt]

I believe this to be a typo, private fields can't "be skipped" because they can't be used anyway, so that option would be useful public fields only.

[codecov[bot]]

Codecov Report

Merging #122 (484bfcf) into master (b0be786) will decrease coverage by 1.34%. The diff coverage is n/a.

@@            Coverage Diff             @@
##           master     #122      +/-   ##
==========================================
- Coverage   93.65%   92.31%   -1.35%     
==========================================
  Files          11       11              
  Lines        1309     1080     -229     
==========================================
- Hits         1226      997     -229     
  Misses         45       45              
  Partials       38       38              

Impacted Files	Coverage Δ
internet.go	76.69% <0.00%> (-5.53%)	:arrow_down:
uuid.go	82.35% <0.00%> (-3.37%)	:arrow_down:
datetime.go	97.46% <0.00%> (-0.80%)	:arrow_down:
faker.go	90.53% <0.00%> (-0.79%)	:arrow_down:
lorem.go	100.00% <0.00%> (ø)
phone.go	100.00% <0.00%> (ø)
price.go	100.00% <0.00%> (ø)
person.go	100.00% <0.00%> (ø)
address.go	100.00% <0.00%> (ø)
payment.go	100.00% <0.00%> (ø)
... and 1 more

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