test: add FIPS version check for EC cofactor derive tests

test: add FIPS version check for EC cofactor derive tests

These were added in #25548 but didn't include a FIPS version check which
causes failures testing older FIPS providers against later versions.

Also change some skips to use TEST_skip.

Reviewed-by: Tim Hudson <tjh@openssl.org>
Reviewed-by: Shane Lontis <shane.lontis@oracle.com>
Reviewed-by: Tomas Mraz <tomas@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/25582)

(cherry picked from commit 12d14de641c299ec080edc521f7080acc44e366f)