[Improvement-3369][api] Introduce ProjectService interface for more clear code

[yangyichao-mango]

What is the purpose of the pull request

Introduce ProjectService interface for clear code and make the function visibility of ProjectService more clear

Brief change log

• Add ProjectService and ProjectServiceImpl
• Add Builder design pattern for Project

Verify this pull request

This pull request is already covered by existing tests, such as (please describe tests).

[codecov-commenter]

Codecov Report

Merging #3384 into dev will decrease coverage by 0.05%.
The diff coverage is 72.72%.

@@             Coverage Diff              @@
##                dev    #3384      +/-   ##
============================================
- Coverage     35.76%   35.71%   -0.06%     
+ Complexity     2589     2587       -2     
============================================
  Files           449      449              
  Lines         21143    21176      +33     
  Branches       2591     2591              
============================================
+ Hits           7562     7563       +1     
- Misses        12873    12904      +31     
- Partials        708      709       +1     

Impacted Files	Coverage Δ	Complexity Δ
...rg/apache/dolphinscheduler/dao/entity/Project.java	35.52% <0.00%> (-27.27%)	18.00 <0.00> (ø)
...scheduler/api/service/impl/ProjectServiceImpl.java	87.27% <87.27%> (ø)	40.00 <40.00> (?)
...inscheduler/service/zk/CuratorZookeeperClient.java	62.16% <0.00%> (-2.71%)	7.00% <0.00%> (-1.00%)
...he/dolphinscheduler/common/thread/ThreadUtils.java	72.30% <0.00%> (+3.07%)	14.00% <0.00%> (ø%)

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[sonarcloud]

Kudos, SonarCloud Quality Gate passed!

0 Bugs
0 Vulnerabilities (and 0 Security Hotspots to review)
0 Code Smells

79.4% Coverage
0.2% Duplication

[khadgarmage]

+1