Rename crate folders to remove raidillon prefix

raidillon_platform/src/platform.rs

@@ -1,8 +0,0 @@
-use raidillon_assets::ModelManager;
-use raidillon_core::Engine;
-
-pub trait Platform {
-    /// Initialize platform.
-    fn initialize(engine: Engine, title: String, width: u32, height: u32) -> Self;
-    fn run(self);
-}