Add MikeGoldsmith to approvers (#4392)

Co-authored-by: Emídio Neto <9735060+emdneto@users.noreply.github.com>

Author: aabmass

README.md

@@ -125,6 +125,7 @@ For more information about the maintainer role, see the [community repository](h
 - [Keith Decker](https://github.com/keith-decker), Cisco/Splunk
 - [Liudmila Molkova](https://github.com/lmolkova), Grafana Labs
 - [Lukas Hering](https://github.com/herin049), Oracle
+- [Mike Goldsmith](https://github.com/MikeGoldsmith), Honeycomb
 - [Owais Lone](https://github.com/owais), Splunk
 - [Pablo Collins](https://github.com/pmcollins), Splunk
 - [Sanket Mehta](https://github.com/sanketmehta28), Cisco