init/cutils: move kernel logging interface to libcutils from init

Change-Id: Ia0f91b1fcd6cae69d76bf3dd841340958db938a8
Signed-off-by: Dima Zavin <dima@android.com>
diff --git a/init/builtins.c b/init/builtins.c
index 06ef96d..eccda3f 100644
--- a/init/builtins.c
+++ b/init/builtins.c
@@ -663,7 +663,7 @@
 
 int do_loglevel(int nargs, char **args) {
     if (nargs == 2) {
-        log_set_level(atoi(args[1]));
+        klog_set_level(atoi(args[1]));
         return 0;
     }
     return -1;