[autotest] remove devserver2 from comment in global_config

BUG=none
TEST=none

Change-Id: I48dfba7936d96c710e2601c28cfb1bdd1656d4ed
Reviewed-on: https://chromium-review.googlesource.com/170022
Reviewed-by: Aviv Keshet <akeshet@chromium.org>
Commit-Queue: Dan Shi <dshi@chromium.org>
Tested-by: Dan Shi <dshi@chromium.org>
diff --git a/global_config.ini b/global_config.ini
index 47ac00c..20587e9 100644
--- a/global_config.ini
+++ b/global_config.ini
@@ -150,7 +150,7 @@
 dns_zone: cros.corp.google.com
 source_tree: /usr/local/google/chromeos
 image_storage_server: gs://chromeos-image-archive/
-# chromeos-devserver{1,2,3,4,5}.cros
+# chromeos-devserver{1,3,4,5}.cros
 dev_server: http://172.22.50.205:8082,http://172.17.40.27:8082,http://172.17.40.28:8082,http://172.17.40.17:8082
 canary_channel_server: gs://chromeos-releases/canary-channel/
 # chromeos-crash1.cros