* Fixed test folders + Chud Chew test name fixes
* Adjusted file names + merged Burn Up and Double Shock files
* Added Spit Up/Swallow files that point to Stockpile's file
* Multiple changes (see description)
- Moved secondary effect files to their own folder.
- Split hit_set_entry_hazards.c to separate files for Spikes/Stealth Rock.
- Grouped Hex/Venoshock to the same file
