src/vboot: mark factory_initialze_tpm() as static

This function is not used anywhere else in the code.

BRANCH=none
BUG=none
TEST=reef and kevin boards (using tpm1.2 and tpm2.0 respectively)
     build successfully.

Change-Id: Ifcc345ae9c22b25fdcfc2e547e70766021d27e32
Signed-off-by: Vadim Bendebury <vbendeb@chromium.org>
Reviewed-on: https://review.coreboot.org/17387
Reviewed-by: Furquan Shaikh <furquan@google.com>
Tested-by: build bot (Jenkins)
2 files changed