init: Adding support to import directories

Support added so init scripts can now import directories.

BUG: 22721249
Change-Id: I02b566bfb50ea84469f1ea0c6ad205435a1df286
TEST: Tested importing a folder on arm64 emulator
diff --git a/init/init.cpp b/init/init.cpp
index c66c487..4be16ea 100644
--- a/init/init.cpp
+++ b/init/init.cpp
@@ -1057,7 +1057,7 @@
     property_load_boot_defaults();
     start_property_service();
 
-    init_parse_config_file("/init.rc");
+    init_parse_config("/init.rc");
 
     action_for_each_trigger("early-init", action_add_queue_tail);