Fix logging bug introduced in https://r.android.com/3376829 am: 5d7b27e8e7

Original change: https://android-review.googlesource.com/c/platform/system/libcppbor/+/3389959

Change-Id: I3481dbe50a5db1db3be9429192c0835d25a46464
Signed-off-by: Automerger Merge Worker <[email protected]>