bump operator to v1.3.9

[KanShiori]

What problem does this PR solve?

What is changed and how does it work?

Code changes

• Has Go code change
• Has CI related scripts change

Tests

• Unit test
• E2E test
• Manual test
• No code

Side effects

• Breaking backward compatibility
• Other side effects:

Related changes

• Need to cherry-pick to the release branch
• Need to update the documentation

Release Notes

Please refer to Release Notes Language Style Guide before writing the release note.

[ti-chi-bot]

[REVIEW NOTIFICATION]

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• csuzhangxc

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[codecov-commenter]

Codecov Report

Merging #4736 (c4fca0a) into release-1.3 (70343c7) will increase coverage by 9.95%.
The diff coverage is n/a.

Additional details and impacted files

@@               Coverage Diff               @@
##           release-1.3    #4736      +/-   ##
===============================================
+ Coverage        62.35%   72.31%   +9.95%     
===============================================
  Files              186      190       +4     
  Lines            20869    23340    +2471     
===============================================
+ Hits             13013    16878    +3865     
+ Misses            6640     5267    -1373     
+ Partials          1216     1195      -21     

Flag	Coverage Δ
e2e	59.53% <ø> (?)
unittest	62.34% <ø> (-0.01%)	⬇️

[csuzhangxc]

/test pull-e2e-kind-across-kubernetes