bcc release v0.23.0
- Support for kernel up to 5.15
- bcc tools: update for kvmexit.py, tcpv4connect.py, cachetop.py, cachestat.py, etc.
- libbpf tools: update for update for mountsnoop, ksnoop, gethostlatency, etc.
- fix renaming of task_struct->state
- get pid namespace properly for a number of tools
- initial work for more libbpf utilization (less section names)
- doc update, bug fixes and other tools improvement