testsuite: change vect_long to vect_long_long in complex tests.
These tests are still failing on SPARC and it looks like this is because I need
to use vect_long_long instead of vect_long.
gcc/testsuite/ChangeLog:
PR testsuite/103042
* gcc.dg/vect/complex/bb-slp-complex-add-pattern-long.c: Use
vect_long_long instead of vect_long.
* gcc.dg/vect/complex/bb-slp-complex-add-pattern-unsigned-long.c:
Likewise.
* gcc.dg/vect/complex/vect-complex-add-pattern-long.c: Likewise.
* gcc.dg/vect/complex/vect-complex-add-pattern-unsigned-long.c:
Likewise.