Build QuickSearchBox against SDK version 14.

This is the last SDK this app was actively built and tested against.
It depends on API that will be hidden for M, so it can't build against
current.

bug: 18027885
Change-Id: I181ca7243c737dad27917c281e60a96db729046e
diff --git a/Android.mk b/Android.mk
index b05bb74..b109a2e 100644
--- a/Android.mk
+++ b/Android.mk
@@ -19,7 +19,7 @@
 
 LOCAL_MODULE_TAGS := optional
 
-LOCAL_SDK_VERSION := current
+LOCAL_SDK_VERSION := 14
 
 LOCAL_STATIC_JAVA_LIBRARIES := \
     guava \