remove example that is incoherent

draft-ietf-moq-transport.md

@@ -619,9 +619,8 @@ The Subscriber Priority is considered first when selecting a subscription
 to send data on within a given session. When two or more subscriptions
 have equal subscriber priority, the original publisher priority is considered
 next and can change within the track, so subscriptions are prioritized based
-on the highest priority data available to send. For example, if the subscription
-had data at priority 6 and priority 10 to send, the subscription priority would
-be 6. When both the subscriber and original publisher priorities for a
+on the highest priority data available to send.
+When both the subscriber and original publisher priorities for a
 subscription are equal, how much data to send from each subscription is
 implementation-dependent, but the expectation is that all subscriptions will
 be able to send some data.