fix(docs): Fix nit issue in deployment docs

Author: brendan-kellam

docs/docs/deployment-guide.mdx

@@ -38,7 +38,7 @@ Watch this 1:51 minute video to get a quick overview of how to deploy Sourcebot
         echo '{
             "$schema": "https://raw.githubusercontent.com/sourcebot-dev/sourcebot/main/schemas/v3/index.json",
             "connections": {
-                // 
+                // comments are supported 
                 "starter-connection": {
                     "type": "github",
                     "repos": [