Increase minor version for API

:Release Notes:
Starting with version 3.7.0 luna-service2 supports LSCallSetTimeout.

:Detailed Notes:
- bumped minor version for making dependencies on new API extension

:Testing Performed:
change is build-only

:QA Notes:

:Issues Addressed:
[BHV-7] LS2: Implement timeout for method calls

Open-webOS-DCO-1.0-Signed-off-by: Nikolay Orliuk <nikolay.orliuk@lge.com>

Change-Id: I324d3c7b055d578396a4cc8d80df534085bcbb64
Reviewed-on: https://g2g.palm.com/4926
Reviewed-by: DCO Verification
Reviewed-by: Anatolii Sakhnik <anatolii.sakhnik@lge.com>
Tested-by: Anatolii Sakhnik <anatolii.sakhnik@lge.com>
Reviewed-by: Nikolay Orliuk <nikolay.orliuk@lge.com>
Tested-by: Nikolay Orliuk <nikolay.orliuk@lge.com>