oak: Update cr50_irq gpio name

During upstream review, the Cr50 interrupt gpio name changed to
"TPM interrupt" to match what was used for gru.

BRANCH=none
BUG=b:36786804
TEST=Boot rowan w/ serial enabled, verify depthcharge sees
   "cr50 TPM"

Change-Id: If232c5cdba10101c9557eb8e5156f4d9bb7ca6f5
Signed-off-by: Daniel Kurtz <djkurtz@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/483239
Reviewed-by: Julius Werner <jwerner@chromium.org>
1 file changed