mail/rspamd-devel: unbreak build on -current after inotify implementation (+)

Approved by:	portmgr blanket

mail/rspamd-devel/files/patch-contrib_libev_ev.c

@@ -0,0 +1,15 @@
+--- contrib/libev/ev.c.orig	2025-06-17 09:32:30 UTC
++++ contrib/libev/ev.c
+@@ -527,7 +527,11 @@
+ #endif
+ 
+ #if EV_USE_INOTIFY
+-# include <sys/statfs.h>
++# ifdef __FreeBSD__
++# include <sys/mount.h>
++# else
++ # include <sys/statfs.h>
++# endif
+ # include <sys/inotify.h>
+ /* some very old inotify.h headers don't have IN_DONT_FOLLOW */
+ # ifndef IN_DONT_FOLLOW