deploy: remove legacydb deploy

Remove "deploy legacydb" line from gcp-deploy.sh. A previous CL mistakenly
missed removing this line.

Change-Id: I75cd052a1ae8cb7d15a1f001fddec323bca5042d
Reviewed-on: https://go-review.googlesource.com/c/vulndb/+/559595
Reviewed-by: Damien Neil <[email protected]>
Auto-Submit: Tatiana Bradley <[email protected]>
LUCI-TryBot-Result: Go LUCI <[email protected]>

Author: tatianab

deploy/gcp-deploy.sh

@@ -5,9 +5,6 @@
 
 set -e
 
-# Deploy legacy database files.
-gsutil -q -m cp -r /workspace/legacydb/* gs://go-vulndb
-
 # Deploy v1 database files.
 gsutil -m cp -r /workspace/db/* gs://go-vulndb