qseecom: create shmbridge for ion user contig heap

face3d allocates buffer from user contig heap and sends it to TZ,
so it should be registered as a shmbridge.

Change-Id: I1f0c33ba3a2ccd4532c6c7ec1c9caf41acb8c50d
Signed-off-by: Zhen Kong <zkong@codeaurora.org>