Revert "msm_bus: support "qti" binding for dt parameters"

This reverts commit 876c58aad589cd26b4e663a3cf64cc647aa004e9.

Rename properties and compatible strings to return to the old
naming convention.

Change-Id: Ia290dbed4612a9365a00d7d1b6f5ce4ffb2bd1c4
Signed-off-by: Kumar Gala <galak@codeaurora.org>