based on commit 951f20d36b, this fix
avoids muting the speaker control.
Despite the original commit is for Headphone, it also applies, for the
ccmp25, to the Speaker control.
While on it, reword the files so the change applies to all stm platforms
by using the common machine.
https://onedigi.atlassian.net/browse/DEL-9227
Signed-off-by: Isaac Hermida <isaac.hermida@digi.com>