Skip binder error handler if freezer is disabled

Although freezer has been enforced to be enabled, it can be disabled on
legacy vendor freeze project. And it can be temporarily disabled when
taking a bugreport.

Bug: 309448826
Test: Disable freezer and boot Android
Change-Id: I380c892a6cb92adfe739fb9cafca3c902772a384
Merged-In: I380c892a6cb92adfe739fb9cafca3c902772a384