Add default values

mirai-core/src/jvmMain/kotlin/net/mamoe/mirai/utils/SystemDeviceInfo.kt

@@ -109,9 +109,9 @@ class DeviceInfoData(
 
     @Serializable
     class VersionData(
-        override val incremental: ByteArray,
-        override val release: ByteArray,
-        override val codename: ByteArray,
-        override val sdk: Int
+        override val incremental: ByteArray = SystemDeviceInfo.Version.incremental,
+        override val release: ByteArray = SystemDeviceInfo.Version.release,
+        override val codename: ByteArray = SystemDeviceInfo.Version.codename,
+        override val sdk: Int = SystemDeviceInfo.Version.sdk
     ) : Version
 }
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