make some methods public

LeStorage/SyncedCollection.swift

@@ -237,13 +237,13 @@ public class SyncedCollection<T : SyncedStorable>: BaseCollection<T>, SomeSynced
     
     // MARK: Single calls
     
-    fileprivate func _addsIfPostSucceeds(_ instance: T) async throws {
+    public func addsIfPostSucceeds(_ instance: T) async throws {
         if let result = try await StoreCenter.main.service().post(instance) {
             self.addOrUpdateNoSync(result)
         }
     }
     
-    fileprivate func _updateIfPutSucceeds(_ instance: T) async throws {
+    public func updateIfPutSucceeds(_ instance: T) async throws {
         if let result = try await StoreCenter.main.service().put(instance) {
             self.addOrUpdateNoSync(result)
         }