[cherry-pick]allow redis password safe special characters on release-2.8.0

[MinerYang]

Signed-off-by: yminer yminer@vmware.com

string and None type conversion

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Comprehensive Summary of your change

Issue being fixed

Fixes #18538

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• Well Written Title and Summary of the PR
• Label the PR as needed. "release-note/ignore-for-release, release-note/new-feature, release-note/update, release-note/enhancement, release-note/community, release-note/breaking-change, release-note/docs, release-note/infra, release-note/deprecation"
• Accepted the DCO. Commits without the DCO will delay acceptance.
• Made sure tests are passing and test coverage is added if needed.
• Considered the docs impact and opened a new docs issue or PR with docs changes if needed in website repository.

[codecov]

Codecov Report

Merging #18587 (34f0289) into release-2.8.0 (1247578) will increase coverage by 0.02%.
The diff coverage is n/a.

@@                Coverage Diff                @@
##           release-2.8.0   #18587      +/-   ##
=================================================
+ Coverage          67.35%   67.37%   +0.02%     
=================================================
  Files                984      984              
  Lines             106987   106987              
  Branches            2670     2670              
=================================================
+ Hits               72059    72085      +26     
+ Misses             31049    31022      -27     
- Partials            3879     3880       +1     

Flag	Coverage Δ
unittests	67.37% <ø> (+0.02%)	⬆️

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see 4 files with indirect coverage changes

[chlins]

lgtm