FROMLIST: ASOC: SOF: Remove always true condition in msgs

Clang was catching that since the char buffer was part of the struct
this will always result in true.

BUG=b:110025789
TEST=Test Audio use cases after full SOF series patches are applied.

Change-Id: Ice25db4baa16ac2cf2118ba1efaa4af89081bc80
Signed-off-by: Curtis Malainey <cujomalainey@google.com>
(cherry picked from commit 098d2e9fdc7f8acf031e6b09382e7fa3be669128)
Link: https://github.com/thesofproject/linux/commit/098d2e9fdc7f8acf031e6b09382e7fa3be669128


Signed-off-by: Samaga Prasanna Krishna <samaga.krishna@intel.corp-partner.google.com>
Reviewed-on: https://chromium-review.googlesource.com/1198727


Commit-Ready: Curtis Malainey <cujomalainey@chromium.org>
Tested-by: Curtis Malainey <cujomalainey@chromium.org>
Reviewed-by: Curtis Malainey <cujomalainey@chromium.org>