[ISSUE #1150] [Java] Support OffsetOption for subscribeLite

[f1amingo]

Change-Id: Icca22d58883c467e74c357e4f7d7aaa719f2e524

Which Issue(s) This PR Fixes

Fixes #1150

Brief Description

Introduce a new method to the LitePushConsumer interface: subscribeLite(String liteTopic, OffsetOption offsetOption).

This allows the SDK to specify the starting consumption offset when subscribing to a lite topic.

How Did You Test This Change?

Unit Test.

[codecov-commenter]

Codecov Report

❌ Patch coverage is 74.19355% with 8 lines in your changes missing coverage. Please review.
✅ Project coverage is 53.42%. Comparing base (4076e2b) to head (9511100).
⚠️ Report is 79 commits behind head on master.

Files with missing lines	Patch %	Lines
...lient/java/impl/consumer/LitePushConsumerImpl.java	74.19%	7 Missing and 1 partial ⚠️

Additional details and impacted files

@@             Coverage Diff              @@
##             master    #1151      +/-   ##
============================================
+ Coverage     53.26%   53.42%   +0.16%     
- Complexity      651      743      +92     
============================================
  Files           208      216       +8     
  Lines         14303    14331      +28     
  Branches       5845     5560     -285     
============================================
+ Hits           7619     7657      +38     
+ Misses         6308     6271      -37     
- Partials        376      403      +27     

Flag	Coverage Δ
java	61.40% <74.19%> (-0.29%)	⬇️

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