Rename listStatus to listStatuses

[BenFradet]

No description provided.

[juanpedromoreno]

LGTM 👍 , although you'll need to update the docs, for instance: https://github.com/47deg/github4s/blob/master/docs/src/main/tut/repository.md#list-status-for-a-specific-ref

[BenFradet]

@juanpedromoreno fixed

[juanpedromoreno]

Sorry @BenFradet , after merging #146 , now your branch have some conflicts :(

[codecov-io]

Codecov Report

Merging #145 into master will not change coverage.
The diff coverage is 100%.

@@          Coverage Diff          @@
##           master   #145   +/-   ##
=====================================
  Coverage      88%    88%           
=====================================
  Files          36     36           
  Lines         550    550           
  Branches        1      1           
=====================================
  Hits          484    484           
  Misses         66     66

Impacted Files	Coverage Δ
...b4s/shared/src/main/scala/github4s/api/Repos.scala	96.42% <ø> (ø)	⬆️
...cala/github4s/free/interpreters/Interpreters.scala	78.78% <100%> (ø)	⬆️
...4s/shared/src/main/scala/github4s/GithubAPIs.scala	100% <100%> (ø)	⬆️
...in/scala/github4s/free/algebra/RepositoryOps.scala	66.66% <100%> (ø)	⬆️

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[BenFradet]

@juanpedromoreno fixed 👍