Revert "Relocated introduction and lunch_choice_1"

This reverts commit b3fe90a234fc37f69cc98ef1270b484095c589d9.
Relocated scenes

Moved lunch_choice_1 and introduction to their own files.
Relocated Scenes
Created file for introduction scene
Created file for and renamed lunch scene

Renamed lunch_choice_1 to day_1_lunch for clarity and organization
purposes.
Update files generated by RenPy