Revert "media: cec: core: avoid confusing "transmit timed out" message"

This reverts commit f86a3b7c which is
commit cbe49997 upstream.

It breaks the Android kernel abi and can be brought back in the future
in an abi-safe way if it is really needed.

Bug: 161946584
Change-Id: I9bbbb0ee791edec84abb2af126603be69a48f0a7
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>