doc: add note about cpu prio overwrite behavior #7182

Job	Run time
Prepare cbindgen	18s
Prepare dependencies	1m 17s
AlmaLinux 8	8m 4s
AlmaLinux 9	17m 3s
AlmaLinux 9 Test Templates	7m 9s
Fedora 38 (Suricata Verify codecov)	10m 14s
AlmaLinux 9 (no jansson)	1m 13s
Fedora 37 (clang, debug, asan, wshadow, rust-strict, systemd)	13m 41s
Fedora 37 (non-root, debug, clang, asan, wshadow, rust-strict, systemd)	11m 24s
Fedora 37 (gcc, debug, asan, wshadow, rust-strict)	14m 29s
Fedora 38 (clang, debug, asan, wshadow, rust-strict, systemd)	1h 18m 49s
Fedora 38 (gcc, debug, asan, wshadow, rust-strict)	12m 36s
Ubuntu 20.04 (-DNDEBUG)	13m 27s
Ubuntu 22.04 (fuzz corpus coverage)	25m 59s
Ubuntu 22.04 (unittests coverage)	11m 29s
Ubuntu 22.04 (Debug Validation)	17m 37s
Debian 10	11m 17s
Debian 11 (xdp)	10m 34s
Debian 12	30m 43s
Debian 12 Dist Builder	5m 4s
MacOS Latest	24m 38s
Debian 12 MSRV	32m 19s
Ubuntu 22.04 (DPDK Build) (22.11.1)	22m 14s
Ubuntu 22.04 (DPDK Build) (21.11.3)	18m 17s
Ubuntu 22.04 (DPDK Build) (20.11.7)	16m 10s
Ubuntu 22.04 (DPDK Build) (19.11.14)	16m 42s
Ubuntu 22.04 (Fuzz)	15m 22s
Ubuntu 22.04 (Netmap build)	6m 0s
Windows MSYS2 MINGW64 (NPcap)	29m 21s
Windows MSYS2 MINGW64 (libpcap)	24m 28s
Windows MSYS2 MINGW64 (WinDivert)	19m 23s
CentOS Stream 9	9m 12s
CentOS 7	21m 39s
CentOS Stream 8	8m 56s
Ubuntu 20.04 (unsupported rust)	2m 15s
	9h 29m 23s

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