clean code

Check.pm

@@ -168,9 +168,6 @@ if ( $host ) {
     foreach my $backup ( @bpc_info ) {
       # Skip partial or active backups
       next if ( $backup->{type} !~ m/^full|incr$/ );
-      if ( $backup->{type} eq "full" ) {
-        $last_full_num = $backup->{num};
-      }
       # Push all the sizes in our data set to compute avg sizes
       # Exclude backup N°0 as it'll always have much more new data than normal backups
       $sizes->add_data($backup->{sizeNew}) unless ( $backup->{num} == 0 );