build: Remove unused dependency

build.sbt

@@ -22,11 +22,9 @@ lazy val webappLib = crossProject(JSPlatform, JVMPlatform).in(file("."))
       "com.lihaoyi" %% "ujson" % ujsonVersion,
       "org.scala-js" %%% "scalajs-dom" % scalajsVersion,
       "com.lihaoyi" %%% "scalatags" % scalatagsVersion,
-      
     ),
   ).jvmSettings(
     libraryDependencies ++= Seq(
-      "org.java-websocket" % "Java-WebSocket" % webSocketVersion,
       "com.lihaoyi" %% "cask" % caskVersion,
       "org.slf4j" % "slf4j-nop" % slf4jVersion,
       "org.reflections" % "reflections" % reflectionsVersion,