Merge pull request #363 from VelocityPowered/dev/1.1.0-mc1.16.3

Minecraft 1.16.3 (for Velocity 1.1.0)

api/src/main/java/com/velocitypowered/api/network/ProtocolVersion.java

@@ -39,7 +39,8 @@ public enum ProtocolVersion {
   MINECRAFT_1_15_2(578, "1.15.2"),
   MINECRAFT_1_16(735, "1.16"),
   MINECRAFT_1_16_1(736, "1.16.1"),
-  MINECRAFT_1_16_2(751, "1.16.2");
+  MINECRAFT_1_16_2(751, "1.16.2"),
+  MINECRAFT_1_16_3(753, "1.16.3");
 
   private final int protocol;
   private final String name;