Merge pull request #31386 from mrc0mmand/test-tweaks

Revert "test: use btrfs by default on Arch as well"

test/units/testsuite-04.journal-corrupt.sh

@@ -10,6 +10,7 @@ rm -f "/var/log/journal/$(</etc/machine-id)"/user-*@*.journal
 journalctl --header | grep path
 
 # Make sure the user instance is active when we rotate journals
+loginctl enable-linger testuser
 systemd-run --unit user-sleep.service --user -M testuser@ sleep infinity
 
 for _ in {0..9}; do
@@ -20,6 +21,7 @@ for _ in {0..9}; do
 done
 
 systemctl stop --user -M testuser@ user-sleep.service
+loginctl disable-linger testuser
 
 journalctl --sync
 journalctl --rotate --vacuum-files=1