docs: add PR number to release notes

Author: baszalmstra

release-content/release-notes/merge_event_queues.md

@@ -1,7 +1,7 @@
 ---
 title: Merge Event Queues Node
 authors: ["@baszalmstra"]
-pull_requests: []
+pull_requests: [133]
 ---
 
 A new `MergeEventQueues` node has been added that concatenates two event queues into one. This is useful when multiple event sources (e.g. a `FireEventNode` and a `ClipNode`'s event output) need to feed into a single event queue input like the FSM's driver.