Fixed lateinit network module

Author: emyfops

common/src/main/kotlin/com/lambda/module/modules/client/Network.kt

@@ -52,7 +52,7 @@ object Network : Module(
     val apiUrl      by setting("API Server", "https://api.lambda-client.org")
     val apiVersion  by setting("API Version", ApiVersion.V1)
 
-    private lateinit var hash: String
+    private var hash: String? = null
 
     init {
         listenUnsafeConcurrently<ClientEvent.Startup> { authenticate() }
@@ -74,7 +74,7 @@ object Network : Module(
             // If we log in right as the client responds to the encryption request, we start
             // a race condition where the game server haven't acknowledged the packets
             // and posted to the sessionserver api
-            login(mc.session.username, hash,
+            login(mc.session.username, hash ?: return@listenUnsafe,
                 success = { updateToken(it) },
                 failure = { LOG.warn("Unable to authenticate: $it") }
             )