networkd: fix two format string mismatches

networkd: fix two format string mismatches

../src/network/networkd-link.c:3577:84: warning: format specifies type 'unsigned char' but the argument has type 'uint32_t' (aka 'unsigned int') [-Wformat]
                                route->dst_prefixlen, route->tos, route->priority, route->table, route->lifetime);
                                                                                   ^~~~~~~~~~~~
../src/network/networkd-manager.c:1146:132: warning: format specifies type 'unsigned char' but the argument has type 'uint32_t' (aka 'unsigned int') [-Wformat]
                        rule->from_prefixlen, space ? " " : "", to_str, rule->to_prefixlen, rule->tos, rule->fwmark, rule->fwmask, rule->table);
                                                                                                                                   ^~~~~~~~~~~

Also add some line breaks to make it easier to see which argument is for which
part of the format string.