Merge branch 'integration_2025_w22' into 'develop'

Integration: `2025.w22`

Closes #832

See merge request !3452

* !3415 several fixes and cleanup for nrLDPC_coding_t2
* !3448 T: macpdu2wireshark: dump to file instead of sending UDP packets
* !3449 bugfix: pass correct buffer
* !3453 CI: revert modification of SSB per RACH occasion in SC-FDMA test
* !3440 Update NAS documentation
* !3451 fix the number of preambles per SSB at UE in case PRACH is configured with groupB
* !3441 Replace hashtable with epoll_event_t in rfsimulator
* !3277 Add CI test to force RRC IDLE and new connection setup with 5G-S-TMSI
* !3454 Keep old MAC stats after re-establishment
* !3450 Make number of UL/DL actors in NR UE fully configurable
* !3458 (doc): update README with build icons for dedicated arch and os