Updating the IP for Moblab3

BUG=None
TEST=Ran locally

Change-Id: Icd8835f90401987b9e31eceed0c065a3814fc8c2
Reviewed-on: https://chromium-review.googlesource.com/431151
Commit-Ready: Tyler Reid <twreid@chromium.org>
Tested-by: Tyler Reid <twreid@chromium.org>
Reviewed-by: danny chan <dchan@chromium.org>
diff --git a/provingground/firmware/moblab_tunnel.sh b/provingground/firmware/moblab_tunnel.sh
index 132070c..a486020 100755
--- a/provingground/firmware/moblab_tunnel.sh
+++ b/provingground/firmware/moblab_tunnel.sh
@@ -10,7 +10,7 @@
 declare -A MOBLABS=(
 ["moblab1"]="100.107.195.210"
 ["moblab2"]="100.107.195.212"
-["moblab3"]="100.107.195.209"
+["moblab3"]="100.107.195.215"
 ["moblab4"]="100.107.195.217"
 ["moblab5"]="100.107.195.218"
 ["moblab6"]="100.107.195.211"