asoc: es755: fix pop sound in passthru playback

asoc: es755: fix pop sound in passthru playback

Hawkeye FW version:
M90.5.2.12_B61366_NVidia_Hawkeye_MCFFillIn_STREAM.bin

Loki FW version:
M90.5.2.12_B61668_NVidia_Loki_MCFFillIn_STREAM.bin

Change Summary:
fixed POP sound in DHWPT playback when capture starts.
Fixed audio mute issue during device switch
fixed Commit warnings.

Bug 200118587

Change-Id: Ifb53b118cfd75fcf8fdf8820b8b7ce387c7dfa17
Signed-off-by: Srinivas Anne <sanne@nvidia.com>
Reviewed-on: http://git-master/r/832080
Reviewed-by: Pierre Gervais <pgervais@nvidia.com>
GVS: Gerrit_Virtual_Submit