Update temporal/api/workflowservice/v1/request_response.proto

Co-authored-by: Spencer Judge <spencer@temporal.io>

Author: carlydf

temporal/api/workflowservice/v1/request_response.proto

@@ -2066,7 +2066,7 @@ message SetWorkerDeploymentCurrentVersionResponse {
     // Deprecated. Use `previous_current`.
     string previous_version = 2 [deprecated = true];
     // The version that was current before executing this operation.
-    oneof previous_current {
+    oneof replaced_version {
         temporal.api.deployment.v1.WorkerDeploymentVersion deployment_version = 3;
         bool unversioned = 4;
     };