net-mgmt/librenms: Update version 1.25=>1.26

• Fix validate.php
• Created logs dir, used by daily.php
• fixed daily.sh to use sudo (replaces GNU su command)
• made daily.sh executable
• Disabled update checks in daily.sh, as they try to use git
• Updated the username in config.php to www

PR: 218351
Submitted by: freebsd@jonathanprice.org