Update Forms.cs
Update Forms.cs

fixed typo
mmatkow/BotBuilder,dr-em/BotBuilder,dr-em/BotBuilder,mmatkow/BotBuilder,stevengum97/BotBuilder,yakumo/BotBuilder,stevengum97/BotBuilder,yakumo/BotBuilder,xiangyan99/BotBuilder,dr-em/BotBuilder,xiangyan99/BotBuilder,msft-shahins/BotBuilder,stevengum97/BotBuilder,dr-em/BotBuilder,mmatkow/BotBuilder,stevengum97/BotBuilder,msft-shahins/BotBuilder,xiangyan99/BotBuilder,xiangyan99/BotBuilder,yakumo/BotBuilder,mmatkow/BotBuilder,yakumo/BotBuilder,msft-shahins/BotBuilder,msft-shahins/BotBuilder