Fix/switch placement

[wesselpierik]

fix: The buttons will now spawn on the walls

Description

The buttons will now only spawn on the walls. They will however not ignore the end room, and might obstruct it.

Type of change

• [x] Bug fix (non-breaking change which fixes an issue)
• [ ] New feature (non-breaking change which adds functionality)
• [ ] Breaking change (fix or feature that would cause existing functionality to not work as expected)

How Has This Been Tested?

• [x] Compiles without errors
• [x] Still builds
• [x] Still works like it should (no critical bugs introduced)