fix some errors

[jeremyxu2010]

I use the redis-operator's chart, but found some errors, so fixed it.

[codecov-io]

Codecov Report

Merging #46 into master will not change coverage.
The diff coverage is n/a.

@@          Coverage Diff           @@
##           master     #46   +/-   ##
======================================
  Coverage    36.9%   36.9%           
======================================
  Files          37      37           
  Lines        3420    3420           
======================================
  Hits         1262    1262           
  Misses       2036    2036           
  Partials      122     122

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