init: remove restorecon() from util.cpp

restorecon() has become nothing more than a small wrapper around
selinux_android_restore().  This itself isn't super problematic, but
it is an obstacle for compiling util.cpp on the host as that function
is not available on the host.

Bug: 36970783
Test: Boot bullhead
Merged-In: I7e209ece6898f9a0d5eb9e5d5d8155c2f1ba9faf
Change-Id: I7e209ece6898f9a0d5eb9e5d5d8155c2f1ba9faf
diff --git a/init/devices.cpp b/init/devices.cpp
index 74f099a..d8258cf 100644
--- a/init/devices.cpp
+++ b/init/devices.cpp
@@ -251,7 +251,7 @@
 
     if (access(path.c_str(), F_OK) == 0) {
         LOG(VERBOSE) << "restorecon_recursive: " << path;
-        restorecon(path.c_str(), SELINUX_ANDROID_RESTORECON_RECURSE);
+        selinux_android_restorecon(path.c_str(), SELINUX_ANDROID_RESTORECON_RECURSE);
     }
 }