[embedding] Add version 2 test cases for Phase2 Test Dev Plan

Impacted tests(approved): new 27, update 1, delete 0
Unit test platform: [Android]
Unit test result summary: pass 28, fail 0, block 0
Merge pull request #1469 from zhuyongyong/embedding/addV2Cases

[embedding] Add version 2 test cases for Phase2 Test Dev Plan