shared/pam-util: fix awkward tense in log message

src/shared/pam-util.c

@@ -97,7 +97,7 @@ static void pam_bus_data_destroy(pam_handle_t *handle, void *data, int error_sta
             d->bus && bus_origin_changed(d->bus))
                 /* Please adjust test/units/end.sh when updating the log message. */
                 pam_syslog(handle, LOG_DEBUG,
-                           "Attempted to close sd-bus (%s) after fork whose connection is opened before the fork, this should not happen.",
+                           "Warning: cannot close sd-bus connection (%s) after fork when it was opened before the fork.",
                            strna(d->cache_id));
 
         pam_bus_data_free(data);

test/units/end.sh

@@ -6,8 +6,8 @@ set -o pipefail
 
 (! journalctl -q -o short-monotonic --grep "didn't pass validation" >>/failed)
 
-# Here, the redundant '[.]' at the end is for making not the logged self command hit the grep.
-(! journalctl -q -o short-monotonic --grep 'Attempted to close sd-bus (.*) after fork whose connection is opened before the fork, this should not happen[.]' >>/failed)
+# Here, the redundant '[ ]' in the pattern is required in order not to match the logged command itself.
+(! journalctl -q -o short-monotonic --grep 'Warning: cannot close sd-bus connection[ ].*after fork' >>/failed)
 
 systemctl poweroff --no-block
 exit 0