Allow rasdaemon write to soft_offline_page

The commit addresses the following AVC denial:
type=PROCTITLE msg=audit(04/09/2025 09:25:36.104:3309) : proctitle=/usr/sbin/rasdaemon -f -r
type=PATH msg=audit(04/09/2025 09:25:36.104:3309) : item=0 name=/sys/devices/system/memory/soft_offline_page inode=41 dev=00:19 mode=file,200 ouid=root ogid=root rdev=00:00 obj=system_u:object_r:sysfs_t:s0 nametype=NORMAL cap_fp=none cap_fi=none cap_fe=0 cap_fver=0 cap_frootid=0
type=SYSCALL msg=audit(04/09/2025 09:25:36.104:3309) : arch=aarch64 syscall=faccessat success=no exit=EACCES(Permission denied) a0=AT_FDCWD a1=0xaaaacfbb7458 a2=W_OK a3=0x5 items=1 ppid=1 pid=195589 auid=unset uid=root gid=root euid=root suid=root fsuid=root egid=root sgid=root fsgid=root tty=(none) ses=unset comm=rasdaemon exe=/usr/sbin/rasdaemon subj=system_u:system_r:rasdaemon_t:s0 key=(null)
type=AVC msg=audit(04/09/2025 09:25:36.104:3309) : avc:  denied  { write } for  pid=195589 comm=rasdaemon name=soft_offline_page dev="sysfs" ino=41 scontext=system_u:system_r:rasdaemon_t:s0 tcontext=system_u:object_r:sysfs_t:s0 tclass=file permissive=0

Resolves: RHEL-86926

Author: zpytela

policy/modules/contrib/rasdaemon.te

@@ -34,6 +34,7 @@ dev_read_raw_memory(rasdaemon_t)
 dev_rw_sysfs(rasdaemon_t)
 dev_read_urand(rasdaemon_t)
 dev_rw_cpu_microcode(rasdaemon_t)
+dev_write_memory_offline_page(rasdaemon_t)
 
 corecmd_exec_bin(rasdaemon_t)