ResourceHandle : Refactor resourceHandle data type to long

Add missing method to add session to map.
Existing resource handle doesn't retain the value of resource id
which can be 32 bits. Widening the resource handle to 64 bits so
that it retains the resource id as well as resource type.

Bug: 319372054
Test: atest TunerResourceManagerServiceTest MediaCasTest
Flag: EXEMPT bugfix

Change-Id: Ie726a642fba48f83281b003e6f921687de8d96e7