gdb/

gdb/
	* mi/mi-cmds.c (mi_cmds): Define MI command
	'-exec-arguments' by macro DEF_MI_CMD_CLI_1 instead of
	DEF_MI_CMD_CLI.

gdb/testsuite/
	* gdb.mi/mi-cmd-param-changed.exp (test_command_param_changed):
	Add a test that no MI notification is emitted when executing
	-exec-arguments.