Remove the debug tag from the ping6 build target

Change Ia78f6b0e5fc8f7042fb99cdb4a0add426bb56c7e includes ping6
in all device builds, not just debug.

Bug: 9469682
Change-Id: Iac66fcaf799bb7d276e581a0857b267d7f7e6a54
diff --git a/Android.mk b/Android.mk
index 705cf38..b32d44f 100644
--- a/Android.mk
+++ b/Android.mk
@@ -10,7 +10,6 @@
 LOCAL_CFLAGS := -DWITHOUT_IFADDRS -Wno-sign-compare
 LOCAL_SRC_FILES := ping6.c ping_common.c
 LOCAL_MODULE := ping6
-LOCAL_MODULE_TAGS := debug
 LOCAL_C_INCLUDES := external/openssl/include
 LOCAL_SHARED_LIBRARIES := libcrypto
 include $(BUILD_EXECUTABLE)