msm: mdss: print fence name during sync fence timeouts

Add fence name to the warning message instead of sync pt
data fence, to help in debugging sync fence timeout issues.

Change-Id: I4bee08786ff3fc7f6109afcf923df46e76ad1619
Signed-off-by: Veera Sundaram Sankaran <veeras@codeaurora.org>
Signed-off-by: Krishna Manikandan <mkrishn@codeaurora.org>