[server] we're sending cacheState, not 'dirty'

std/haxe/display/Server.hx

@@ -99,7 +99,7 @@ typedef JsonModule = {
 	final types:Array<JsonTypePath>;
 	final file:String;
 	final sign:String;
-	final dirty:Null<String>;
+	final cacheState:Null<String>;
 	final dependencies:Array<ModuleId>;
 	final dependents:Array<ModuleId>;
 }