Expose detailed data call end reasons

Currently, most of the fail causes for data connectivity are
exposed as ERROR_UNSPECIFIED. To know the precise fail
cause not just common exception, add more cause definitions
let exact fail reason can pass up to the apps from modem.

Bug: 113505704
Test: Build pass and data call can setup normally.
Change-Id: I1c8b910c272a027c811434d6d034b60ebfd64afa