Systemtap 5.6 released

Version 5.6 of the Systemtap tracing tool has been released.

BPF LSM hooks and XDP packet-processing probes for the --bpfruntime, BTF-based kernel.tracepoint probes, statement executiontracing, a new @enumname() operator, richer runtime error context,dyninst hardware watchpoints, modern systemd service templates, andbroad Linux 7.2 runtime/tapset compatibility work. Multithreadedspeedups throughout.