[PATCH][gdb/testsuite] Avoid gnatbind/gnatlink in gdb.ada/catch_ex_std.exp

[Joel Brobecker]

Hi Tom,

> gdb/testsuite/ChangeLog:
> 
> 2020-12-07  Tom de Vries  <tdevries@suse.de>
> 
> 	* gdb.ada/catch_ex_std.exp: Use gnatmake -bargs and -largs instead of
> 	calling gnatbind and gnatlink.

Thanks for the patch. Looks good to me!

-- 
Joel