fix: add missing word for clarity in Analytics access instructions

Author: hannesrudolph

docs/roo-code-cloud/analytics.mdx

@@ -20,7 +20,7 @@ Analytics lets you track tokens, tasks, estimated cost, and Cloud Agent credits
 
 ## Access
 
-- Open the Analytics tab in the web app, or go directly https://app.roocode.com/usage
+- Open the Analytics tab in the web app, or go directly to https://app.roocode.com/usage
 
 ## Metrics and filters