xds: Preserve nonce when unsubscribing type (1.69.x backport)#11804

ejona86 merged 1 commit intogrpc:v1.69.xgrpc/grpc-java:v1.69.xfrom

ejona86:backport-xds-keep-nonce-1.69ejona86/grpc-java:backport-xds-keep-nonce-1.69Copy head branch name to clipboard