Modify expected results

Change 你好 into 您好 to fix false alarms for the following services:
kyoto1.langrid:TranslationWithBackup
kyoto1.langrid:ThreeHopTranslationEnJa
kyoto1.langrid:ThreeHopTranslationJaEn
kyoto1.langrid:TranslationWithParallelText
kyoto1.langrid:TwoHopTranslationEn
kyoto1.langrid:TwoHopTranslationJa