feat(redis): add autocompletion for setting name

[jremy42]

Community Note

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Relates OR Closes #0000

Release note for CHANGELOG:

close #2958

[codecov-commenter]

Codecov Report

Attention: Patch coverage is 12.12121% with 29 lines in your changes are missing coverage. Please review.

Project coverage is 75.80%. Comparing base (f7fa405) to head (4b841f1).

Files	Patch %	Lines
internal/namespaces/redis/v1/custom_cluster.go	9.37%	29 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #3707      +/-   ##
==========================================
- Coverage   75.85%   75.80%   -0.05%     
==========================================
  Files         194      194              
  Lines       43193    43226      +33     
==========================================
+ Hits        32765    32769       +4     
- Misses       9226     9255      +29     
  Partials     1202     1202              

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