ti: Add interface_mtu request

Change-Id: I92f3ea5d6532f72e2d3a25f0bc8d71c6c2ef3eab
Signed-off-by: Dmitry Shmidt <dimitrysh@google.com>
diff --git a/mac80211/config/android_dhcpcd.conf b/mac80211/config/android_dhcpcd.conf
index 54006c7..1d280ba 100644
--- a/mac80211/config/android_dhcpcd.conf
+++ b/mac80211/config/android_dhcpcd.conf
@@ -3,4 +3,4 @@
 
 interface wlan0
 # dhcpcd-run-hooks uses these options.
-option subnet_mask, routers, domain_name_servers
+option subnet_mask, routers, domain_name_servers, interface_mtu