Add serverObjectOperations to ReaderClientEdgeToClientObject Flow type

Reviewed By: tyao1

Differential Revision: D96531711

fbshipit-source-id: 3e9bc0dac8db7876d631df4648a3938ee58c0d0d

Author: captbaritone

packages/relay-runtime/util/ReaderNode.js

@@ -299,6 +299,7 @@ export type ReaderClientEdgeToClientObject = {
   +modelResolvers: {
     [string]: ReaderRelayResolver | ReaderRelayLiveResolver,
   } | null,
+  +serverObjectOperations?: {[string]: ConcreteRequest} | null,
   +linkedField: ReaderLinkedField,
   +backingField:
     | ReaderRelayResolver