File cassandane-no-syslog.patch of Package cyrus-imapd

--- a/Cassandane/Util/Log.pm	2020-07-25 10:41:19.000000000 +0200
+++ b/Cassandane/Util/Log.pm	2020-07-27 20:12:19.296024442 +0200
@@ -51,9 +51,6 @@
 
 my $verbose = 0;
 
-openlog('cassandane', '', LOG_LOCAL6)
-    or die "Cannot openlog";
-
 sub xlog
 {
     my $id;
@@ -70,7 +67,6 @@
     $msg .= "($id) " if $id;
     $msg .= join(' ', @_);
     print STDERR "$msg\n";
-    syslog(LOG_ERR, "$msg");
 }
 
 sub set_verbose