fixed import issue.

Author: sgr-ksmt

FireSnapshot/Sources/Core/AtomicArray.swift

@@ -3,6 +3,7 @@
 //
 
 import FirebaseFirestore
+import FirebaseFirestoreSwift
 import Foundation
 
 @propertyWrapper

FireSnapshot/Sources/Core/DeletableField.swift

@@ -3,6 +3,7 @@
 //
 
 import FirebaseFirestore
+import FirebaseFirestoreSwift
 import Foundation
 
 public struct DeletableField<T: Codable>: Codable {

FireSnapshot/Sources/Core/IncrementableNumber.swift

@@ -3,6 +3,7 @@
 //
 
 import FirebaseFirestore
+import FirebaseFirestoreSwift
 import Foundation
 
 public protocol IncrementableNumber: Codable {

FireSnapshot/Sources/Core/SnapshotType.swift

@@ -3,6 +3,7 @@
 //
 
 import FirebaseFirestore
+import FirebaseFirestoreSwift
 import Foundation
 
 public protocol SnapshotType {

FireSnapshot/Sources/Storage/StorageReference+Codable.swift

@@ -3,15 +3,20 @@
 //
 
 import FirebaseStorage
+import FirebaseFirestoreSwift
 
 private protocol CodableStorageReference: Codable {}
 extension CodableStorageReference {
     public init(from decoder: Decoder) throws {
-        throw FirestoreDecodingError.decodingIsNotSupported
+        throw FirestoreDecodingError.decodingIsNotSupported(
+            "StorageReference values can only be decoded with Firestore.Decoder"
+        )
     }
 
     public func encode(to encoder: Encoder) throws {
-        throw FirestoreEncodingError.encodingIsNotSupported
+        throw FirestoreEncodingError.encodingIsNotSupported(
+            "StorageReference values can only be encoded with Firestore.Encoder"
+        )
     }
 }