enhance: allow hyphen in partition name

[sunby]

No description provided.

[mergify]

@sunby Please associate the related pr of master to the body of your Pull Request. (eg. “pr: #”)

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 80.42%. Comparing base (1da4ac4) to head (a8b62ee).
Report is 15 commits behind head on 2.4.

Additional details and impacted files

@@            Coverage Diff             @@
##              2.4   #38474      +/-   ##
==========================================
+ Coverage   79.50%   80.42%   +0.91%     
==========================================
  Files        1077     1077              
  Lines      169330   169357      +27     
==========================================
+ Hits       134633   136205    +1572     
+ Misses      30234    28692    -1542     
+ Partials     4463     4460       -3     

Files with missing lines	Coverage Δ
internal/proxy/util.go	90.66% <100.00%> (ø)

... and 94 files with indirect coverage changes

[liliu-z]

/approve
/lgtm

[sre-ci-robot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: liliu-z, sunby

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