replace unicode nonbreaking space with ascii space (#794)

lib/App/Netdisco/DB/ResultSet/Admin.pm

@@ -24,11 +24,11 @@ C<retry_after> when devices will be retried once (disabled if 0/undef passed).
 sub skipped {
   my ($rs, $backend, $max_deferrals, $retry) = @_;
   $backend ||= 'fqdn-undefined';
-  $max_deferrals ||= (2**30); # not really 'disabled'
-  $retry ||= '100 years'; # not really 'disabled'
+  $max_deferrals ||= (2**30); # not really 'disabled'
+  $retry ||= '100 years'; # not really 'disabled'
 
   return $rs->correlate('device_skips')->search(undef,{
-    # NOTE: bind param list order is significant
+    # NOTE: bind param list order is significant
     bind => [[deferrals => $max_deferrals], [last_defer => $retry], [backend => $backend]],
   });
 }