[README] Fix a typo

[codecov[bot]]

Codecov Report

Merging #326 (9ad66d5) into master (27db4f3) will increase coverage by 0.01%. The diff coverage is 100.00%.

@@            Coverage Diff             @@
##           master     #326      +/-   ##
==========================================
+ Coverage   91.95%   91.96%   +0.01%     
==========================================
  Files          34       34              
  Lines        2485     2490       +5     
==========================================
+ Hits         2285     2290       +5     
  Misses        200      200              

Flag	Coverage Δ
unittests	91.96% <100.00%> (+0.01%)	:arrow_up:

Flags with carried forward coverage won't be shown. Click here to find out more.

Impacted Files	Coverage Δ
piq/base.py	90.32% <100.00%> (+1.86%)	:arrow_up:

[sonarcloud[bot]]

Kudos, SonarCloud Quality Gate passed!   

0 Bugs
0 Vulnerabilities
0 Security Hotspots
0 Code Smells

No Coverage information
No Duplication information