Merge pull request #10897 from keszybz/etc-fstab-parsing

Forbid dashes in hostnames and /etc/fstab parsing improvements

diff --cc src/network/networkd-network.c
Simple merge

diff --cc src/resolve/resolved-bus.c
Simple merge

diff --cc src/resolve/resolved-manager.c
Simple merge

diff --cc src/resolve/test-resolved-etc-hosts.c
index 6130a036fd0342dd19be5f8211e8ae4acb27c549,27e67df01f01f3e82e06f7468bedef57adf6064f..dbff889e3ead91edc16e82fc547090cce87925f2
--- 1/src/resolve/test-resolved-etc-hosts.c
--- 2/src/resolve/test-resolved-etc-hosts.c
+++ b/src/resolve/test-resolved-etc-hosts.c
@@@ -9,9 -15,11 +15,11 @@@
  static void test_parse_etc_hosts_system(void) {
          _cleanup_fclose_ FILE *f = NULL;
  
+         log_info("/* %s */", __func__);
+ 
          f = fopen("/etc/hosts", "re");
          if (!f) {
 -                assert_se(errno == -ENOENT);
 +                assert_se(errno == ENOENT);
                  return;
          }