docs(session-replay): fix typo (#12176)

Author: pchalupa

docs/product/explore/session-replay/mobile/index.mdx

@@ -82,7 +82,7 @@ If you experience any performance degradations after installing Session Replay,
 
 **How much does it cost to use Session Replay for mobile?**
 
-Session Replay for mobile is currently in open beta and can be used **free of charge**. At some point in the future, it will becomes a paid solution (similar to [Session Replay for web](https://sentry.io/pricing/)). The exact release date and pricing have yet to be determined.
+Session Replay for mobile is currently in open beta and can be used **free of charge**. At some point in the future, it will become a paid solution (similar to [Session Replay for web](https://sentry.io/pricing/)). The exact release date and pricing have yet to be determined.
 
 **Are unhandled exceptions (for example, crashes) available as part of Session Replay for mobile?**