Fixes for bug47671.test:

- embedded server doesn't support external clients
- removed unnecessary command line options

mysql-test/t/bug47671.test

+# Embedded server doesn't support external clients
+--source include/not_embedded.inc
+
 --echo #
 --echo # Bug#47671 - wrong character-set after upgrade from 5.1.34 to 5.1.39
 --echo #
 --echo # Extract only charset information from 'status' command output using regex
 --replace_regex /.*mysql.*// /Connection.*// /Current.*//  /SSL.*// /Using.*// /Server version.*// /Protocol.*// /UNIX.*// /Uptime.*// /Threads.*//
---exec $MYSQL -u root test -e "status";
+--exec $MYSQL -e "status";