Update 20487C_MOD07_LAK.md
Update 20487C_MOD07_LAK.md

resolving bugs#: 89100-89103, 89105, 89099, 89106, 89107, 89094-89098
MicrosoftLearning/20487-DevelopingWindowsAzureAndWebServices,MicrosoftLearning/20487-DevelopingWindowsAzureAndWebServices,MicrosoftLearning/20487-DevelopingWindowsAzureAndWebServices