chore(deps) move graphql into peerDependecies

[capaj]

fixes #144

[capaj]

sorry about all the code style changes in changelog and readme but this is how prettier formats it and you have prettier enabled here, so I though it won't do any damage to have it formatted correctly.

[codecov]

Codecov Report

Merging #148 into master will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master     #148   +/-   ##
=======================================
  Coverage   95.09%   95.09%           
=======================================
  Files          60       60           
  Lines         958      958           
  Branches      170      170           
=======================================
  Hits          911      911           
  Misses         46       46           
  Partials        1        1

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[MichalLytek]

I've decided to not migrate to peerDependency for now.
Closing this PR as it's overtaken by #167.