www/phpsysinfo: Update to 3.3.0

While I'm here:

• Fix license
• Update WWW
• Pacify portlint

Changelog:
[UPD] Frontend Bootstrap3 to Bootstrap4 with IE8 and IE9 compatibility modules
[ADD] Endless, Kali, Redcore and MX Linux to detected distros
[ADD] SMART plugin - support for NVMe disks
[ADD] Uprecords plugin - SHORT_MODE option
[ADD] Raid plugin - IDRAC RAID status
[NEW] NVMe devices list on Linux
[NEW] Docker plugin - docker stats
[NEW] SORT_NETWORK_INTERFACES_LIST and SORT_SENSORS_LIST options
[NEW] IGNORE_FREE, IGNORE_USAGE and IGNORE_THRESHOLD_FS_TYPES options

PR: 235592
Submitted by: Ralf van der Enden (maintainer)
Approved by: tcberner (mentor)
Differential Revision: https://reviews.freebsd.org/D19132