Updates README headers

[fedefernandez]

Just fixes the README headers

Pull Request Checklist

• [x] Have you read through the contributor guidelines?
• [x] Have you added copyright headers to new files?
• [x] Have you updated the documentation?
• [x] Have you added tests for any changed functionality?

Fixes

Fixes README headers

[codecov-io]

Codecov Report

Merging #1267 into master will not change coverage. The diff coverage is n/a.

@@           Coverage Diff           @@
##           master    #1267   +/-   ##
=======================================
  Coverage   32.63%   32.63%           
=======================================
  Files         430      430           
  Lines       16233    16233           
  Branches      441      441           
=======================================
  Hits         5297     5297           
  Misses      10936    10936

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