[PATCH] tests, config: Add more .gitignore files

[Mark Wielaard]

On Fri, Mar 29, 2024 at 12:43:08AM +0100, Mark Wielaard wrote:
> Some new tests and one configure file weren't in .gitignore. Also
> we made a copy of libelf.h in tests/ which should be an symlink.
> 
> 	* config/.gitignore: Add profile.fish.
> 	* tests/.gitignore: Add funcretval_test_struct, libelf.h
> 	and system-elf-gelf-test.
> 	* tests/Makefile.am (libelf.h): Make symlink instead of copy.

Pushed to main.