Merge pull request flathub#2 from scde/patch-1

Grant network permission for library manager

Author: nedrichards

cc.arduino.arduinoide.json

@@ -17,6 +17,7 @@
     "finish-args": [
         "--socket=x11",
         "--share=ipc",
+        "--share=network",
         "--device=all",
         "--filesystem=home"
     ],