target: msm8916: Enable vibrator for msm8916 target

Add the feature of power on vibrator for msm8916 target.

Change-Id: I3cdbcb039872d1d4591cccdc0733ccc9afb89513
diff --git a/target/msm8916/rules.mk b/target/msm8916/rules.mk
index d8085cd..428af44 100644
--- a/target/msm8916/rules.mk
+++ b/target/msm8916/rules.mk
@@ -17,6 +17,7 @@
 
 MODULES += \
 	dev/keys \
+	dev/vib \
 	lib/ptable \
 	dev/pmic/pm8x41 \
 	lib/libfdt \