[Bug fortran/90870] new test case gfortran.dg/deferred_character_33.f90 fails

[dominiq at lps dot ens.fr]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90870

--- Comment #3 from Dominique d'Humieres <dominiq at lps dot ens.fr> ---
> So, removing the test case.

The same should be done for the GGC8 and 9 branches.