A36 update: Document expected behavior when observing RouteConfiguration#255

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ejona86 merged 5 commits intogrpc:masterfrom

ejona86:xds-server-routeconfig

Sep 8, 2021

Commits on Aug 11, 2021

A36: Document expected behavior when observing RouteConfiguration
ejona86
committed

Commits on Aug 26, 2021

Drop mention of "not serving" mode from draining
ejona86
committed

Commits on Aug 27, 2021

Cross-link A36 into A28, since it changes some behavior
ejona86
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Commits on Sep 3, 2021