Avoid navigation open/close on first paint, avoid closing menu on resize for mobile

[edlerd]

Done

• Avoid navigation open/close on first paint, avoid closing menu on resize for mobile (due to url bar hiding the resize is triggered while browsing the nav)

QA

1. Run the LXD-UI:
   • On the demo server via the link posted by @webteam-app below. This is only available for PRs created by collaborators of the repo. Ask @lorumic or @edlerd for access.
   • With a local copy of this branch, run as described in the Readme.
2. Perform the following QA steps:
   • test nav behaviour on large/medium/small devices

[webteam-app]

Demo starting at https://lxd-ui-376.demos.haus