Align Java API with other languages

[mcruzdev]

Description

This pull request aims to align the Java SDK Workflow API woth other languages (Python, C#, etc.)

What this pull request does:

• Deprecate waitForInstanceStart, getInstanceState and waitForInstanceCompletion.
• Change the documentation to use the new methods (waitForWorkflowStart, getWorkflowState and waitForWorkflowCompletion)
• Change test to use the new methods.

Issue reference

Closes #1554

Please reference the issue this PR will close: #[issue number]

Checklist

Please make sure you've completed the relevant tasks for this PR, out of the following list:

• Code compiles correctly
• Created/updated tests
• Extended the documentation

[codecov]

Codecov Report

❌ Patch coverage is 33.33333% with 4 lines in your changes missing coverage. Please review.
✅ Project coverage is 78.43%. Comparing base (d759c53) to head (5449651).
⚠️ Report is 224 commits behind head on master.

Files with missing lines	Patch %	Lines
...a/io/dapr/workflows/client/DaprWorkflowClient.java	33.33%	2 Missing and 2 partials ⚠️

Additional details and impacted files

@@             Coverage Diff              @@
##             master    #1560      +/-   ##
============================================
+ Coverage     76.91%   78.43%   +1.51%     
- Complexity     1592     1912     +320     
============================================
  Files           145      215      +70     
  Lines          4843     5833     +990     
  Branches        562      652      +90     
============================================
+ Hits           3725     4575     +850     
- Misses          821      920      +99     
- Partials        297      338      +41     

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[siri-varma]

@mcruzdev The patch coverage is failing. Looks like some more unit tests are needed.

[siri-varma]

LGTM. Can be merged once the patch succeedes