net/scamper: update to 20230614c

This update fixes the build on 15-CURRENT.

scamper:

• fix compile-on-windows support; use icmp-echo probes instead of UDP probes for traceroute on windows; provide "attach" support on windows.
• fix compile-on-FreeBSD-15+ where pf firewall does not have DIOCGETSTATUS ioctl
• in scamper's remote control (-R option), fix file descriptor leak when unable to reconnect to the remote controller.
• add --disable-scamper-trace --disable-scamper-ping --disable-scamper-tracelb --disable-scamper-dealias --disable-scamper-tbit --disable-scamper-sting --disable-scamper-sniff --disable-scamper-host configure options to build scamper without specific measurement capabilities.

sc_attach:

• add windows support

Changelog: https://mailman.caida.org/pipermail/scamper-announce/2023-October/000036.html

PR: 274287
MFH: 2023Q4
(cherry picked from commit 1678e38dfb804af17f8b9c5d146ed63be6a522e3)