Switch gerrit on TLS/HTTPS scheme

Change-Id: Iab612994039e8e8527ac14dd9144e8ab0d12db80
Related-Prod: PROD-27542 (PROD:27542)
diff --git a/gerrit/client/init.yml b/gerrit/client/init.yml
index ef2d329..8803f06 100644
--- a/gerrit/client/init.yml
+++ b/gerrit/client/init.yml
@@ -21,7 +21,7 @@
         auth_method: basic
         http_port: ${_param:gerrit_http_port}
         ssh_port: 29418
-        protocol: http
+        protocol: https
         url_prefix: ${_param:gerrit_url_prefix}
         password: ${_param:gerrit_admin_password}
         key: ${_param:gerrit_admin_private_key}