wimax : bug fix for IP renew fail

- Change invalid service name (dhcpcd_renew -> iprenew)

Change-Id: I876f9b5b95d22aad8e8f5ccc9b8626862102816c
diff --git a/init.herring.rc b/init.herring.rc
index df7f1c7..2936b02 100755
--- a/init.herring.rc
+++ b/init.herring.rc
@@ -93,12 +93,12 @@
 
 # IP Renew
 # wi-fi
-service dhcpcd_renew_eth0 /system/bin/dhcpcd -n
+service iprenew_eth0 /system/bin/dhcpcd -n
     disabled
     oneshot
 
 # wimax
-service dhcpcd_renew_uwbr0 /system/bin/dhcpcd -n
+service iprenew_uwbr0 /system/bin/dhcpcd -n
     disabled
     oneshot