An earlier CL moved the actual test from crypto/internal/fips/check
to crypto/internal/fipstest (now crypto/internal/fips140test),
so this cmd/dist check has been doing nothing for a little while.
Fix it to do what it intends.
Also run the actual crypto package tests in FIPS mode in long mode.
Change-Id: Iea8113376b95ec068a459cb8f3d0e77d3e2340f6
Reviewed-on: https://go-review.googlesource.com/c/go/+/630116 Reviewed-by: Filippo Valsorda <filippo@golang.org>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com> Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>