signer: create devkeys with and without pkc

Signing test of firmware for non-t210 targets fails when PKC
keys are present so separate devkeys into two keysets where only
one has the PKC key.

BUG=chrome-os-partner:44227 nv_lp0_firmware tegra_lp0_resume.fw tests/devkeys-pkc tegra_lp0_resume.fw.signed versions.default

Change-Id: Ie0670638d30d17692f1113b5a9f0309ea610d72a
Signed-off-by: David Riley <>
Reviewed-by: Mike Frysinger <>
29 files changed