disp: msm: dsi: increase cmd dma timeout to 1200 milliseconds

Change increases cmd dma timeout to 1200 milliseconds from 200 milliseconds.
There are video mode panels which can support one frame per second, if pixel
data transfer is active, then our command transfer timeout should be atleast
1000 msec.

Change-Id: I3d650d787fa6557ce474aca977906b99af1f1cbc
Signed-off-by: Rohith Iyer <quic_rohiiyer@quicinc.com>

msm/dsi/dsi_ctrl.c

@@ -25,7 +25,7 @@
 
 #define DSI_CTRL_DEFAULT_LABEL "MDSS DSI CTRL"
 
-#define DSI_CTRL_TX_TO_MS     200
+#define DSI_CTRL_TX_TO_MS     1200
 
 #define TO_ON_OFF(x) ((x) ? "ON" : "OFF")