sdm : Add QTI_BSP flag to disable rotation animation.

Add QTI_BSP flag to disable rotation animation when
property sys.disable_ext_animation is set to 1

Change-Id: Ifa4cf288b8af29b2749b069f01bbc289657b2da2
CRs-Fixed: 1036827
diff --git a/common.mk b/common.mk
index e49c8c2..298e0bf 100644
--- a/common.mk
+++ b/common.mk
@@ -55,10 +55,10 @@
 kernel_includes :=
 
 # Executed only on QCOM BSPs
-# ifeq ($(TARGET_USES_QCOM_BSP),true)
+ifeq ($(TARGET_USES_QCOM_BSP),true)
 # Enable QCOM Display features
-#    common_flags += -DQTI_BSP
-# endif
+   common_flags += -DQTI_BSP
+endif
 
 ifeq ($(TARGET_IS_HEADLESS),true)
     common_flags += -DTARGET_HEADLESS