[HUP-874] hotfix: Fixed old DLL file and edited don't suitable code block for lower c# version.

Author: Andronovo-bit

Assets/Huawei/Dlls/HuaweiMobileServices.dll

@@ -91,7 +91,7 @@ public void OnCloudConfiguration(List<LanguageCodes> languages = null, string bo
         languages ??= new List<LanguageCodes> { onlineDefaultLanguageCode };
         var setting = new MLRemoteTextSetting.Factory()
             .SetBorderType(borderType ?? MLRemoteTextSetting.ARC)
-            .SetLanguageList(languages.Select(lang => LanguageDict.GetValueOrDefault(lang)).ToList())
+            .SetLanguageList(languages.Select(lang => LanguageDict.TryGetValue(lang, out var value) ? value : LanguageDict[onlineDefaultLanguageCode]).ToList())
             .SetTextDensityScene(onlineDefaultDetectMode)
             .Create();