Add ability to create v2 collator from module

[fractalwrench]

Goal

Adds the ability to create a v2 payload collator in the modules. This is not hooked up to production code yet - that will come in a future PR.

Testing

Updated unit tests.

[leandro-godon]

Lgtm

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 80.24%. Comparing base (f88ca2d) to head (4768398).

Additional details and impacted files

@@              Coverage Diff              @@
##           new-collator     #558   +/-   ##
=============================================
  Coverage         80.24%   80.24%           
=============================================
  Files               413      413           
  Lines             11014    11022    +8     
  Branches           1618     1618           
=============================================
+ Hits               8838     8845    +7     
  Misses             1532     1532           
- Partials            644      645    +1     

Files	Coverage Δ
...oid/embracesdk/injection/ModuleInitBootstrapper.kt	94.67% <100.00%> (+0.02%)	⬆️
...race/android/embracesdk/injection/SessionModule.kt	100.00% <100.00%> (ø)
...d/embracesdk/session/message/PayloadFactoryImpl.kt	92.77% <100.00%> (ø)

... and 1 file with indirect coverage changes