Adds Inter font and uses it as the default for the web UI. Creates a new /assets folder to house the /fonts, and moves /icons to live here too. Updates #10261 Signed-off-by: Sonia Appasamy <sonia@tailscale.com>
Updates tailscale/corp#13775 Signed-off-by: Sonia Appasamy <sonia@tailscale.com>