test: drop unnecessary log level setup

As we do that globally via a dropin.

test/units/testsuite-07.issue-14566.sh

@@ -13,8 +13,6 @@ if [[ -n "${ASAN_OPTIONS:-}" ]]; then
     exit 0
 fi
 
-systemd-analyze log-level debug
-
 systemctl start issue14566-repro
 sleep 4
 systemctl status issue14566-repro
@@ -28,4 +26,4 @@ sleep 4
 # I personally prefer to see 42.
 ps -p "$leaked_pid" && exit 42
 
-systemd-analyze log-level info
+exit 0

test/units/testsuite-07.main-PID-change.sh

@@ -8,8 +8,6 @@ set -o pipefail
 # shellcheck source=test/units/util.sh
 . "$(dirname "$0")"/util.sh
 
-systemd-analyze log-level debug
-
 # The main service PID should be the parent bash process
 MAINPID="${PPID:?}"
 test "$(systemctl show -P MainPID testsuite-07.service)" -eq "$MAINPID"
@@ -172,5 +170,3 @@ test "$(systemctl show -P Result test-true.scope)" = success
 systemctl start user@4711.service
 runas testuser systemd-run --scope --user --unit test-true.scope /bin/true
 test "$(systemctl show -P Result test-true.scope)" = success
-
-systemd-analyze log-level info