Move platform independent stub calls back to the third_party tpm library, part 2.
Move platform independent stub calls back to
the third_party tpm library, part 2.

This is a continuation of commit 5496242945e0 ("Move platform
independent stub calls back to the third_party tpm library.")
and moves _cpri__EccGetCurveCount() over to third_party/tpm2.

TEST=compilation succeeds
BRANCH=none
BUG=chrome-os-partner:43025,chrome-os-partner:47524
CQ-DEPEND=CL:323416
Signed-off-by: nagendra modadugu <5dc366ddbf8fb5981f46478e8436ef712a08b71b@google.com>

Change-Id: I03fa2125060cdef013e403e37414e4a559f29617
Reviewed-on: https://chromium-review.googlesource.com/323352
Commit-Ready: Nagendra Modadugu <5dc366ddbf8fb5981f46478e8436ef712a08b71b@google.com>
Tested-by: Nagendra Modadugu <5dc366ddbf8fb5981f46478e8436ef712a08b71b@google.com>
Reviewed-by: Bill Richardson <129945214b1d548d8e49b6c29c43094f8c78057f@chromium.org>

coreboot/chrome-ec,coreboot/chrome-ec,coreboot/chrome-ec,coreboot/chrome-ec,coreboot/chrome-ec,coreboot/chrome-ec