Update LAB_AK_02.md
Update LAB_AK_02.md

Updating the Virtual Machine name.
MicrosoftLearning/20532-DevelopingMicrosoftAzureSolutions,MicrosoftLearning/20532-DevelopingMicrosoftAzureSolutions,MicrosoftLearning/20532-DevelopingMicrosoftAzureSolutions