Remove unnecessary dependency on okhttp

Nothing in this target needs okhttp.

Bug: 113148576
Test: build
Change-Id: Id1dd5454e1e0cf3cfa97cbb60599badd08568f39
diff --git a/Android.mk b/Android.mk
index 87a19a8..b99c6b3 100644
--- a/Android.mk
+++ b/Android.mk
@@ -23,7 +23,7 @@
 LOCAL_PRIVATE_PLATFORM_APIS := true
 LOCAL_PRIVILEGED_MODULE := true
 
-LOCAL_JAVA_LIBRARIES := telephony-common okhttp
+LOCAL_JAVA_LIBRARIES := telephony-common
 
 LOCAL_SRC_FILES := $(call all-java-files-under, src)