audio: Legacy: Remove BT SCO workaround

WiLink 8 is now able to provide the PCM clocks until the
voice call is completely terminated, so there is no risk of
blocking read() and write() calls anymore. The workaround
is no longer needed, so it is removed.

Change-Id: Idb9c4d9dc9e2940c9ce6a9f49448a2fa9ad76ae2
Signed-off-by: Misael Lopez Cruz <misael.lopez@ti.com>
2 files changed