Remove unwanted space between notification header and longer summary posts

Contributes to #399 [BUG] Multiple interactions do not collapse into a single notification

Mastodon/In Progress New Layout and Datamodel/NotificationRowView.swift

@@ -581,7 +581,7 @@ struct NotificationRowView: View {
                     componentView($0)
                 }
                 
-                if !viewModel.contentComponents.isEmpty {
+                if !viewModel.contentComponents.isEmpty && !viewModel.type.wantsFullStatusLayout {
                     Spacer().frame(height: 2)
                 }