[to #656] Fix scan with lock (#670)

[ti-srebot]

cherry-pick #670 to release-3.3
You can switch your code base to this Pull Request by using git-extras:

# In client-java repo:
git pr https://github.com/tikv/client-java/pull/697

After apply modifications, you can push your change to this PR via:

git push git@github.com:ti-srebot/client-java.git pr/697:release-3.3-a459a6ed3afd

---

What problem does this PR solve?

Issue Number: close #656

Problem Description: Catalog get table API return null sometimes

What is changed and how does it work?

Add resolve locks to scan implementation.

See the issue analysis here.

Code changes

Check List for Tests

This PR has been tested by at least one of the following methods:

• Unit test
• Integration test
• Manual test (add detailed scripts or steps below)

while (true) {
    TiConfiguration conf = TiConfiguration.createDefault("172.16.5.32:44379");
    try (TiSession session = TiSession.create(conf)) {
      Catalog catalog = session.getCatalog();
      TiDBInfo db = catalog.getDatabase("sbtest");
      Objects.requireNonNull(db, "db is null");
    }
}

Side effects

• Increased code complexity, WHY: Add resolve locks for scan

Related changes

• Need to cherry-pick to the release branch

[ti-srebot]

/run-all-tests

[codecov]

Codecov Report

❗ No coverage uploaded for pull request base (release-3.3@82c99e2). Click here to learn what that means.
Patch has no changes to coverable lines.

Additional details and impacted files

@@              Coverage Diff               @@
##             release-3.3     #697   +/-   ##
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  Coverage               ?   37.20%           
  Complexity             ?     1564           
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  Files                  ?      278           
  Lines                  ?    17386           
  Branches               ?     1978           
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  Hits                   ?     6468           
  Misses                 ?    10268           
  Partials               ?      650           

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