planner: fix small regression caused by #53094

[qw4990]

What problem does this PR solve?

Issue Number: ref #50618

Problem Summary: planner: fix small regression caused by #53094

What changed and how does it work?

BenchmarkPreparedPointGet: 7020 ns/op --> 6528 ns/op

Skip GetMatchOpts and checkPreparedPriv for cached point-get plans

Check List

Tests

• Unit test
• Integration test
• Manual test (add detailed scripts or steps below)
• No need to test

  • I checked and no code files have been changed.

Side effects

• Performance regression: Consumes more CPU
• Performance regression: Consumes more Memory
• Breaking backward compatibility

Documentation

• Affects user behaviors
• Contains syntax changes
• Contains variable changes
• Contains experimental features
• Changes MySQL compatibility

Release note

Please refer to Release Notes Language Style Guide to write a quality release note.

None

[tiprow]

Hi @qw4990. Thanks for your PR.

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[hawkingrei]

/ok-to-test

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 74.6041%. Comparing base (afd2343) to head (ebefac2).
Report is 1000 commits behind head on master.

Additional details and impacted files

@@               Coverage Diff                @@
##             master     #53646        +/-   ##
================================================
+ Coverage   72.5370%   74.6041%   +2.0670%     
================================================
  Files          1506       1506                
  Lines        430741     431145       +404     
================================================
+ Hits         312447     321652      +9205     
+ Misses        98968      89572      -9396     
- Partials      19326      19921       +595     

Flag	Coverage Δ
integration	49.1994% <88.4615%> (?)
unit	71.4742% <100.0000%> (-0.0554%)	⬇️

Flags with carried forward coverage won't be shown. Click here to find out more.

Components	Coverage Δ
dumpling	53.9957% <ø> (ø)
parser	∅ <ø> (∅)
br	50.4980% <ø> (+8.6928%)	⬆️

[ti-chi-bot]

[LGTM Timeline notifier]

Timeline:

• 2024-05-29 07:05:53.812717214 +0000 UTC m=+2846507.569852787: ☑️ agreed by hawkingrei.
• 2024-05-29 08:20:16.707930383 +0000 UTC m=+2850970.465065990: ☑️ agreed by AilinKid.

[ti-chi-bot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: AilinKid, hawkingrei, time-and-fate

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