ref: Changelog

Author: HazAT

CHANGELOG.md

@@ -7,6 +7,7 @@
 - [apm] feat: Add a simple heartbeat check, if activities don't change in 3 beats, finish the transaction (#2478)
 - [apm] feat: Make use of the `performance` browser API to provide better instrumentation (#2474)
 - [browser] ref: Move global error handler + unhandled promise rejection to instrument (#2475)
+- [apm] ref: Always use monotonic clock for time calculations (#2485)
 
 ## 5.13.2