Fix typo in rspamd rule in composites.conf (#6515)

Co-authored-by: Krzysztof Nowak <k.nowak@intalio.pl>

data/conf/rspamd/local.d/composites.conf

@@ -8,7 +8,7 @@ VIRUS_FOUND {
 }
 # Bad policy from free mail providers
 FREEMAIL_POLICY_FAILURE {
-  expression = "FREEMAIL_FROM & !DMARC_POLICY_ALLOW & !MAILLIST& !WHITELISTED_FWD_HOST & -g+:policies";
+  expression = "FREEMAIL_FROM & !DMARC_POLICY_ALLOW & !MAILLIST & !WHITELISTED_FWD_HOST & -g+:policies";
   score = 16.0;
 }
 # Applies to freemail with undisclosed recipients