Show 1.20.73 as being supported (#4543)

* update version supported by plugin

* Update README.md

README.md

@@ -14,7 +14,7 @@ The ultimate goal of this project is to allow Minecraft: Bedrock Edition users t
 
 Special thanks to the DragonProxy project for being a trailblazer in protocol translation and for all the team members who have joined us here!
 
-### Currently supporting Minecraft Bedrock 1.20.40 - 1.20.72 and Minecraft Java 1.20.4
+### Currently supporting Minecraft Bedrock 1.20.40 - 1.20.73 and Minecraft Java 1.20.4
 
 ## Setting Up
 Take a look [here](https://wiki.geysermc.org/geyser/setup/) for how to set up Geyser.

core/src/main/java/org/geysermc/geyser/network/GameProtocol.java

@@ -72,7 +72,7 @@ public final class GameProtocol {
             .minecraftVersion("1.20.60/1.20.62")
             .build());
         SUPPORTED_BEDROCK_CODECS.add(DEFAULT_BEDROCK_CODEC.toBuilder()
-            .minecraftVersion("1.20.70/1.20.72")
+            .minecraftVersion("1.20.70/1.20.73")
             .build());
     }