docs: fix multicast observable example output (#46127)

Fix the order of logs that represent the output of the multicasting example, as the correct behavior is that all observers are notified of the final value before any of them is notified about completion.
PR Close #46127

aio/content/examples/observables/src/multicasting.ts

@@ -161,8 +161,8 @@ export function docRegionMulticastSequence(console: Console, runSequence: boolea
   // (at 2 seconds): 2nd subscribe: 2
   // (at 3 seconds): Emitting 3
   // (at 3 seconds): 1st subscribe: 3
-  // (at 3 seconds): 1st sequence finished
   // (at 3 seconds): 2nd subscribe: 3
+  // (at 3 seconds): 1st sequence finished
   // (at 3 seconds): 2nd sequence finished
 
   // #enddocregion multicast_sequence