logcatd.rc: only deliver on eng and userdebug

Change-Id: I694d33a041e40fe181d3c2f1c8604765ba29e709
diff --git a/logcat/Android.mk b/logcat/Android.mk
index c4a9550..2531b7d 100644
--- a/logcat/Android.mk
+++ b/logcat/Android.mk
@@ -11,15 +11,14 @@
 
 LOCAL_CFLAGS := -Werror
 
-LOCAL_INIT_RC := logcatd.rc
-
 include $(BUILD_EXECUTABLE)
 
 include $(CLEAR_VARS)
 
 LOCAL_MODULE := logpersist.start
-LOCAL_MODULE_TAGS := debug
+LOCAL_MODULE_TAGS := debug eng
 LOCAL_MODULE_CLASS := EXECUTABLES
+LOCAL_INIT_RC := logcatd.rc
 LOCAL_MODULE_PATH := $(bin_dir)
 LOCAL_SRC_FILES := logpersist
 ALL_TOOLS := logpersist.start logpersist.stop logpersist.cat