update installation hint

[MinerYang]

Thank you for contributing to Harbor!

Comprehensive Summary of your change

Issue being fixed

Fixes #19016

Please indicate you've done the following:

• 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 #19024 (6c5c991) into main (db82d6e) will increase coverage by 0.00%.
The diff coverage is n/a.

@@           Coverage Diff           @@
##             main   #19024   +/-   ##
=======================================
  Coverage   67.43%   67.43%           
=======================================
  Files         992      992           
  Lines      108727   108727           
  Branches     2747     2747           
=======================================
+ Hits        73316    73321    +5     
+ Misses      31479    31476    -3     
+ Partials     3932     3930    -2     

Flag	Coverage Δ
unittests	67.43% <ø> (+<0.01%)	⬆️

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see 4 files with indirect coverage changes

[wy65701436]

lgtm

[AllForNothing]

lgtm