add simple http test

dev/tests/network_http.lua

@@ -0,0 +1,8 @@
+local response_received = false
+
+network.get("https://api.github.com/repos/MihailRis/VoxelEngine-Cpp/releases/latest", function (s)
+    print(json.parse(s).name)
+    response_received = true
+end)
+
+app.sleep_until(function () return response_received end, nil, 10)

dev/tests/network_tcp.lua

@@ -40,6 +40,6 @@ for i=1,3 do
         end, "data-sender")
     end)
 
-    app.sleep_until(function () return complete end, 1000000)
+    app.sleep_until(function () return complete end, nil, 5)
     server:close()
 end