Readme adjustment

[RebeccaStevens]

What: Fixing example in readme.

Why: Because it's wrong.

How: Typing.

Checklist:

• Documentation
• Tests "N/A"
• Ready to be merged - Can be merged after fix: still sort when search value is absent #101 is merged and this is rebased off the new master.
  
• Added myself to contributors table
  

[codecov]

Codecov Report

Merging #102 into master will not change coverage.
The diff coverage is n/a.

@@            Coverage Diff            @@
##            master      #102   +/-   ##
=========================================
  Coverage   100.00%   100.00%           
=========================================
  Files            1         1           
  Lines          156       155    -1     
  Branches        38        37    -1     
=========================================
- Hits           156       155    -1     

Impacted Files	Coverage Δ
src/index.js	100.00% <ø> (ø)

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[kentcdodds]

Thank you.

[kentcdodds]

🎉 This PR is included in version 4.2.1 🎉

The release is available on:

• npm package (@latest dist-tag)
• GitHub release

Your semantic-release bot 📦🚀