Merge 10.5 into 10.6

This excludes commit 040069f4ba
because it is specific to innodb_sync_debug, which had been removed
in commit ff5d306e29.

mysql-test/suite/innodb_gis/t/rollback.test

@@ -463,7 +463,7 @@ rollback;
 
 # Test partial update rollback after recovered.
 # Crash the server in partial update.
---exec echo "restart" > $MYSQLTEST_VARDIR/tmp/mysqld.1.expect
+--write_line restart $MYSQLTEST_VARDIR/tmp/mysqld.1.expect
 set session debug="+d,row_mysql_crash_if_error";
 --error 2013
 update t1 set a=point(5,5), b=point(5,5), c=5 where i < 3;