Update docs/roo-code-cloud/billing-subscriptions.mdx

Co-authored-by: roomote[bot] <219738659+roomote[bot]@users.noreply.github.com>

Author: brunobergher

docs/roo-code-cloud/billing-subscriptions.mdx

@@ -45,7 +45,7 @@ You can find details for them [in the pricing page](https://roocode.com/pricing)
 - Cloud Agents run in Roo Code Cloud and consume credits proportional to their run time.
 - Model inference uses your own provider keys (no model markups!).
 - To top up credits, go to [Billing](https://app.roocode.com/billing) and add them
-- Track usage and costs alongsite other stats in [Analytics](/roo-code-cloud/analytics).
+- Track usage and costs alongside other stats in [Analytics](/roo-code-cloud/analytics).
 
 ## Payment & Security