UPSTREAM: ath10k: Add debug mask for SNOC bus type

WCN3990 target uses SNOC bus.
Add debug mask for SNOC bus type.

Signed-off-by: Govind Singh <govinds@qti.qualcomm.com>
Signed-off-by: Rakesh Pillai <pillair@qti.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
Git-commit: b796240409b3f576ae8ebbad9b5679ff2fb5a39c
Git-repo: git://git.kernel.org/pub/scm/linux/kernel/git/kvalo/ath.git


Change-Id: Ifa65586f20eaddcf98e7b0f81c30f5a9088a6823
Signed-off-by: Dundi Raviteja <dundi@codeaurora.org>