vendor: Build WallpaperPicker

* Required for Launcher3

Signed-off-by: Meninblack007 <sanyam.53jain@gmail.com>
diff --git a/config/common.mk b/config/common.mk
index f5f3556..6c3e2fc 100644
--- a/config/common.mk
+++ b/config/common.mk
@@ -68,7 +68,8 @@
     oprofiled \
     sqlite3 \
     strace \
-    Terminal
+    Terminal \
+    WallpaperPicker
 
 # Telephony packages
 PRODUCT_PACKAGES += \