Fix typo (#762)

www/i18n/en.json

@@ -1124,7 +1124,7 @@
   "json_api_clear" : "Clear a priority",
   "json_api_clear_expl" : "Clear priority from effects and preset colors.",
   "json_api_hdr" : "HDR mode",
-  "json_api_components_expl_multi" : "You can run multiple commands with just one link. Maximum lenght is 2048 chars. They all will be executed but you will receive only one response (check out logs for all the output). Just put your links' <code>request</code> content into the format (note first '?' char and next '&' chars):<br><code>http://IP:PORT/json-rpc?request=request1&request=request2&request=request3...</code>",
+  "json_api_components_expl_multi" : "You can run multiple commands with just one link. Maximum length is 2048 chars. They all will be executed but you will receive only one response (check out logs for all the output). Just put your links' <code>request</code> content into the format (note first '?' char and next '&' chars):<br><code>http://IP:PORT/json-rpc?request=request1&request=request2&request=request3...</code>",
   "edt_conf_stream_autoResume_title" : "Auto resume",
   "edt_conf_stream_autoResume_expl" : "Try restarting video capture if the video stream stops. Use with caution as it is not a cure for hardware problems of the grabber.",
   "json_api_video_controls" : "Video grabber stream properties",