perf[cs]: get protocol name in script

protocol/src/main/resources/lua-one/ProtocolBaseTemplate.lua

@@ -3,7 +3,7 @@ function Protocols.{}:protocolId()
 end
 
 function Protocols.{}:protocolName()
-    return Protocols.{}
+    return "{}"
 end
 
 function Protocols.{}:__tostring()

protocol/src/main/resources/lua/ProtocolTemplate.lua

@@ -15,7 +15,7 @@ function {}:protocolId()
 end
 
 function {}:protocolName()
-    return {}
+    return "{}"
 end
 
 function {}:__tostring()