On RHEL9, systemd-coredump fails to coredump on /var/lib/scylla/coredump because the service only have write acess with systemd_coredump_var_lib_t. To make it writable, we need to add file context rule for /var/lib/scylla/coredump, and run restorecon on /var/lib/scylla. Fixes #19325 Closes scylladb/scylladb#20528 * github.com:scylladb/scylladb: scylla_raid_setup: configure SELinux file context scylla_coredump_setup: fix SELinux configuration for RHEL9