unicode: Avoid adding trailing spaces to tables definitions

glib/gen-unicode-tables.pl

@@ -795,7 +795,7 @@ sub print_row
     my ($column) = 4;
     for ($i = $start; $i < $start + 256; ++$i)
     {
-	print OUT ", "
+	print OUT ","
 	    if $i > $start;
 	my ($text) = $values[$i - $start];
 	if (length ($text) + $column + 2 > 78)
@@ -803,6 +803,10 @@ sub print_row
 	    print OUT "\n    ";
 	    $column = 4;
 	}
+    else
+    {
+        print OUT " "
+    }
 	print OUT $text;
 	$column += length ($text) + 2;
     }