update download url

README.md

@@ -69,7 +69,7 @@ plugins {
 ```kotlin
 runBroker {
     // The download url of the Broker its self bootstrap jar, if you want to use the default, just delete this line
-    brokerBootstrapDownloadUrl = "C:\\Users\\RTAkl\\Downloads\\afybroker-server-bootstrap-2.4-all.jar"
+    brokerBootstrapDownloadUrl = "..."
     // the java path, by default plugin will use jdk of project, just delete this line to use the default jdk
     javaExecPath = cn.rtast.runbroker.common.JavaExecPath("path/to/java/binary")
 }