Adding missing curly bracket in example

[codecov-commenter]

Codecov Report

Merging #6 into master will not change coverage. The diff coverage is n/a.

@@            Coverage Diff            @@
##             master       #6   +/-   ##
=========================================
  Coverage     86.89%   86.89%           
  Complexity       73       73           
=========================================
  Files            10       10           
  Lines           206      206           
=========================================
  Hits            179      179           
  Misses           27       27           

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[danmichaelo]

Thanks!