recovery: import init.recovery.${ro.hardware}.rc

Some devices need hardware specific services started in recovery, for
example watchdogd.  Import init.recovery.${ro.hardware}.rc from the
recovery init.rc.

Bug: 6953625
Change-Id: I4a4cee210238150ffaabe774a44340ec3c8ff78c
diff --git a/etc/init.rc b/etc/init.rc
index 89a161e..abc7b31 100644
--- a/etc/init.rc
+++ b/etc/init.rc
@@ -1,3 +1,5 @@
+import /init.recovery.${ro.hardware}.rc
+
 on early-init
     start ueventd