Revert "audioflinger: Temporary disable post-close dumping of input streams"

This reverts commit 900e05edf84a3401e0bc9d6c824686c6b16b1e9e.

Reason for revert: Updated FdToString with timeout, avoids hang.
Test: continuous reboot check
Bug: 116211629
Bug: 116873928
Change-Id: Ifb954a15932e7754a63ff449c907b8664b134573
1 file changed