target: msm8974: enable edp continuous splash

Acquire panel's timing description from edid which has been
read back from panel via edp aux channel.

Change-Id: I5bfbfc2dfc666a239397bcd9570150ba951ac2a6
diff --git a/target/msm8974/init.c b/target/msm8974/init.c
index b5fbf82..af2ae1e 100644
--- a/target/msm8974/init.c
+++ b/target/msm8974/init.c
@@ -613,6 +613,7 @@
 		case HW_PLATFORM_MTP:
 		case HW_PLATFORM_FLUID:
 		case HW_PLATFORM_DRAGON:
+		case HW_PLATFORM_LIQUID:
 			dprintf(SPEW, "Target_cont_splash=1\n");
 			return 1;
 			break;