build(dependencies): 🧱 update crates

Bumps rapier2d from 0.20.0 to 0.21.0.
    Updating bytemuck v1.16.0 -> v1.16.1
    Updating lazy_static v1.4.0 -> v1.5.0
    Updating libloading v0.8.3 -> v0.8.4
    Updating macroquad_macro v0.1.7 -> v0.1.8
    Updating miniz_oxide v0.7.3 -> v0.7.4
    Updating proc-macro2 v1.0.85 -> v1.0.86
    Updating redox_syscall v0.5.1 -> v0.5.2
    Updating safe_arch v0.7.1 -> v0.7.2
    Updating spade v2.8.0 -> v2.9.0
    Updating syn v2.0.66 -> v2.0.68

Cargo.toml

@@ -15,4 +15,4 @@ egui-macroquad = "0.15"
 macroquad = { version = "0.3.26", default-features = false }
 rand = "0.8.5"
 rand_distr = "0.4.3"
-rapier2d = { version = "0.20.0", features = ["simd-stable"] }
+rapier2d = { version = "0.21.0", features = ["simd-stable"] }