Add clarification for OP-Supervisor

Clarify only chain ops and full node operators need to run

Author: zainbacchus

pages/stack/interop/op-supervisor.mdx

@@ -26,8 +26,7 @@ import { InteropCallout } from '@/components/WipCallout'
 
 # OP-Supervisor
 
-OP-Supervisor is a service that verifies cross-chain messages and manages interoperability between chains in the OP Stack.
-The main information it contains about other blockchains is:
+OP-Supervisor is a service that verifies cross-chain messages and manages interoperability between chains in the OP Stack. Anyone is able to run OP-Supervisor but only chain operators and full-node operators are expected to run OP-Supervisor. The main information it contains about other blockchains is:
 
 *   Log entries, which could be [initiating messages](./explainer#how-messages-get-from-one-chain-to-the-other) for cross-domain messages.
 *   Blockchain heads, which are the latest blocks at various levels of confidence and safety: