Update metrics-api-change.mdx (#11298)

Copy and date update

Author: ale-cota

includes/metrics-api-change.mdx

@@ -1,3 +1,3 @@
-<Alert level="danger" title="The Metrics beta will end on October 4th">
-Thank you for participating in our Metrics beta program. After careful consideration, we are ending the beta program and will retire the current Metrics solution on October 7th. We're actively developing a new solution that we believe will make tracking and debugging any issues in your application easier than ever. [Learn more](https://sentry.zendesk.com/hc/en-us/articles/26369339769883-Upcoming-API-Changes-to-Metrics).
+<Alert level="danger" title="The Metrics beta will end on October 7th">
+Thank you for participating in our Metrics beta program. After careful consideration, we are ending the beta program and will retire the current Metrics solution on October 7th. We're actively developing a new solution that will make tracking and debugging any issues in your application easier. [Learn more](https://sentry.zendesk.com/hc/en-us/articles/26369339769883-Upcoming-API-Changes-to-Metrics).
 </Alert>