libbinder: report binder error in abort message

This bug has been eluding me for years. It's so rare,
you never see the logcat. I only see the crash stacks.

I'm going to guess it's FD exhaustion causing this?

But we'll see...

Bug: 197637414
Test: boot
Change-Id: I78533a8de7cfb5edb7226cd6cfeac5b8aa6ffdf0