msm: ipa: Enable crash dump register collection for sm8150_sdx55

Functionality added to the IPA/GSI drivers in support of a register
dump/collection feature.  Register's values are collected upon system
crash.

Change-Id: I806dfbdd908391af537cab6461bdff6c6ccb3176
CRs-Fixed: 2342813
Acked-by: Perry Randise <prandise@qti.qualcomm.com>
Signed-off-by: Jennifer L. Zenner <jzenner@codeaurora.org>