net-mgmt/cacti-spine: Update to 1.1.25

Changes:

• Spine should see if script to be executed is executable
• Enhance number recognition
• When polling devices, sort by larger number of items first
• Log format may be corrupted when timeout occurs
• Compile warning appears due to GCC flag on RHEL7/RHEL8
• Downed device detection only checks one of the two uptime OIDs
• Compile error appears due to execinfo.h on FreeBSD
• Bootstrap shell script contains some PHP cruft
• Padding is not always removed from the start of non-numeric strings
• Improve SNMP result handling for non-numeric results
• Further improve SNMP result handling for non-numeric results
• Remove check for the max_oids column which has been present since Cacti v1.0
• Minimize Sorting when fetching poller records for maximum performance
• Spine should see if script to be executed is executable