Change comment in config.yml to have correct block buffer size limit

src/main/resources/config.yml

@@ -26,7 +26,7 @@ allow-large-payload-for-all-packets: false
 incompatible-data-version: "warn"
 unsupported-axiom-version: "warn"
 
-# Maximum packet size. Must not be less than 32767
+# Maximum packet size. Must not be less than 30000
 max-block-buffer-packet-size: 0x100000
 
 # Regex for whitelisting worlds