Invalid "use" and "Schema" in slow query log file with multi-line schema

v=mariadb_11.4.2

dbdeployer deploy single $v -c slow_query_log_file=slow.log -c slow_query_log=ON

cd ~/sandboxes/msb_${v//./_}

db_name='test

jfg'

./use <<< "create database \`$db_name\`; create table \`$db_name\`.t(id int); insert into \`$db_name\`.t values (1);"

./use "$db_name" <<< "set session long_query_time=0.5; select sleep(1), t.* from t;" > /dev/null

tail -n 10  data/slow.log

# Time: 240705 19:12:03

# User@Host: msandbox[msandbox] @ localhost []

# Thread_id: 5  Schema: test

jfg  QC_hit: No

# Query_time: 1.000310  Lock_time: 0.000058  Rows_sent: 1  Rows_examined: 1

# Rows_affected: 0  Bytes_sent: 108

use test

jfg;

SET timestamp=1720206723;

select sleep(1), t.* from t;