Adjust macOS only object size test (#1130)

Author: ktoso

Sources/DistributedCluster/Plugins/ClusterSingleton/ClusterSingletonBoss.swift

@@ -137,8 +137,6 @@ internal distributed actor ClusterSingletonBoss<Act: ClusterSingleton>: ClusterS
                 await self.handOver(to: node)
             }
 
-            // TODO: await here for the handover?
-
             // Update `singleton` regardless
             try await self.updateSingleton(node: node)
         }

Tests/DistributedClusterTests/Metrics/ActorMemoryTests.swift

@@ -24,8 +24,8 @@ final class ActorMemoryTests: XCTestCase {
 
     func test_osx_actorShell_instanceSize() {
         #if os(OSX)
-        class_getInstanceSize(_ActorShell<Int>.self).shouldEqual(632)
-        class_getInstanceSize(_ActorShell<String>.self).shouldEqual(632)
+        class_getInstanceSize(_ActorShell<Int>.self).shouldEqual(634)
+        class_getInstanceSize(_ActorShell<String>.self).shouldEqual(634)
         #else
         print("Skipping test_osx_actorShell_instanceSize as requires Objective-C runtime")
         #endif