Setting servod to output debug logs.

When running via run_remote_tests.sh, debug output from servod would
assist in isolating problems we see in test runs.

BUG=chrome-os-partner:19374
TEST=manually started servod with --debug

Change-Id: Iadade3190e58d071c42529b05d51c36942620265
Reviewed-on: https://gerrit.chromium.org/gerrit/51003
Commit-Queue: Yusuf Mohsinally <mohsinally@google.com>
Tested-by: Yusuf Mohsinally <mohsinally@google.com>
Reviewed-by: Scott Zawalski <scottz@chromium.org>
diff --git a/run_remote_tests.sh b/run_remote_tests.sh
index a111d3c..99a802f 100755
--- a/run_remote_tests.sh
+++ b/run_remote_tests.sh
@@ -366,7 +366,7 @@
     return
   fi
 
-  sudo servod --board=${FLAGS_board} >${TMP}/servod.log 2>&1 &
+  sudo servod --debug --board=${FLAGS_board} >${TMP}/servod.log 2>&1 &
   SERVOD=$!
   echo
   info "Started servod; pid = ${SERVOD}."