Fix Particle packet id (#281)

Fixes #267

## Description

Swap packet ids `ParticleS2c` with `LightUpdateS2c`

## Test Plan

Steps:
1. Run the `particles.rs` example

crates/valence_protocol/src/packet/s2c.rs

@@ -289,8 +289,8 @@ pub mod play {
             31 = KeepAliveS2c,
             32 = ChunkDataS2c<'a>,
             33 = WorldEventS2c,
-            34 = LightUpdateS2c,
-            35 = ParticleS2c<'a>,
+            34 = ParticleS2c<'a>,
+            35 = LightUpdateS2c,
             36 = GameJoinS2c<'a>,
             37 = MapUpdateS2c<'a>,
             38 = SetTradeOffersS2c,