Revert "target: msm8952: disable splash screen for msm8937"

This reverts commit a58f1fac39be85ce676b26361cc75d569b6bf7d7.
Splash screen was disabled for msm8937 bringup since the display
related changes were not present. Now, the splash screen changes
are ready for msm8937. So, enable splash screen for msm8937.

Change-Id: I6f7d0c545bd467d776b9b925710f32920853e97c
diff --git a/target/msm8952/rules.mk b/target/msm8952/rules.mk
index 3eaf841..c199e56 100644
--- a/target/msm8952/rules.mk
+++ b/target/msm8952/rules.mk
@@ -14,6 +14,7 @@
 BASE_ADDR        := 0x80000000
 SCRATCH_ADDR     := 0x90100000
 
+DEFINES += DISPLAY_SPLASH_SCREEN=1
 DEFINES += DISPLAY_TYPE_MIPI=1
 DEFINES += DISPLAY_TYPE_DSI6G=1