Remove extra log messages
Remove extra log messages

- Log DROPSONDE on startup only

[#72907552]

Signed-off-by: Michael Fraenkel <ba3744c471de6199d0515ce197b77e0dafd711ed@us.ibm.com>

cloudfoundry/dropsonde,cloudfoundry/dropsonde,hpcloud/dropsonde,hpcloud/dropsonde