Improved SCS Rain v0.22 ETS2 1.45

Changelog
- Some small sound tweaks to fix sound clipping from other mods
- Improved water particles/spray
- Updated description

- Compatible with ATS and ETS2 1.44 - 1.45 versions
- Compatible with Sound Fixes Pack by Drive Safely
- Compatible with 'Optional mod' for Convoy Mode
- Works with all trucks and mod maps