fix: Fix TTS COM exception in IL2CPP

Assets/Plugins/Windows/Interop.SpeechLib/SPDATAKEYLOCATION.cs

@@ -0,0 +1,11 @@
+using System.Runtime.InteropServices;
+
+namespace SpeechLib {
+	[TypeLibType(16)]
+	public enum SPDATAKEYLOCATION {
+		SPDKL_DefaultLocation = 0,
+		SPDKL_CurrentUser = 1,
+		SPDKL_LocalMachine = 2,
+		SPDKL_CurrentConfig = 5
+	}
+}