soc: qcom: ipcc: Rename 'compatible' to not be SoC specific

Since the IPCC driver has no SoC specific dependency on Kona,
remove the 'kona' substring from its compatible.

Change-Id: I335684c62ae4f9c3d218e02e1ade783e1ffeb6df
Signed-off-by: Neeraj Upadhyay <neeraju@codeaurora.org>