rename to request isolation

Author: mydea

docs/platforms/javascript/common/enriching-events/process-isolation/index.mdx renamed to docs/platforms/javascript/common/enriching-events/request-isolation/index.mdx

@@ -1,6 +1,6 @@
 ---
-title: Process Isolation
-description: "Learn more about how process isolation (or request isolation) works in the Sentry SDK."
+title: Request Isolation
+description: "Learn more about how request isolation (or process isolation) works in the Sentry SDK."
 supported:
   - javascript.nextjs
   - javascript.node