Fix: SentinelManagedConnection.read_response() got an unexpected keyword argument 'push_request'

[dvora-h]

Pull Request check-list

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Description of change

closes #2893

[codecov-commenter]

Codecov Report

Patch and project coverage have no change.

Comparison is base (6968431) 91.27% compared to head (9c2009c) 91.27%.

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Additional details and impacted files

@@           Coverage Diff           @@
##           master    #2894   +/-   ##
=======================================
  Coverage   91.27%   91.27%           
=======================================
  Files         126      126           
  Lines       32368    32368           
=======================================
+ Hits        29544    29545    +1     
+ Misses       2824     2823    -1     

Files Changed	Coverage Δ
redis/sentinel.py	86.95% <ø> (ø)

... and 4 files with indirect coverage changes

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