docs(rc): simplify colibri daemon service comments (Sam & Codex)

Keep the FreeBSD rc.d comments focused on the intended service contract instead of historical repair details.\n\nChecks: sh -n packaging/freebsd/colibri_daemon.in; git diff --check.

packaging/freebsd/colibri_daemon.in

@@ -58,8 +58,7 @@ supervisor_pidfile="${colibri_daemon_run_dir}/colibri-daemon-supervisor.pid"
 #   -p child pidfile (writes colibri-daemon PID — used by start/status)
 #   -r restart on crash, -t process title,
 #   -o append stdout/stderr to log.
-# rc.subr already runs the command as ${colibri_daemon_user}; do not also pass
-# daemon(8) -u or daemon(8) will try to drop privileges a second time.
+# User selection is handled by rc.subr through colibri_daemon_user.
 command="/usr/sbin/daemon"
 command_args="-P ${supervisor_pidfile} -p ${pidfile} -r -t ${name} \
     -o ${colibri_daemon_logfile} ${colibri_daemon_binary}"
@@ -85,9 +84,8 @@ colibri_daemon_prestart()
     install -d -o "${colibri_daemon_user}" -g "${colibri_daemon_group}" -m 0750 \
         "$(/usr/bin/dirname "${colibri_daemon_logfile}")"
 
-    # Remove stale runtime files while rc.d is still root. The daemon process
-    # runs as colibri and cannot unlink a stale socket left behind by a prior
-    # root/corrupt manual start.
+    # Clear runtime files before starting so repeated service starts always
+    # bind a fresh socket and write fresh pidfiles.
     rm -f "${colibri_daemon_socket}" "${pidfile}" "${supervisor_pidfile}"
 
     # Provider keys are optional. Keep them in a root-owned env file instead of