hal: remove assertion for unsupported sound card

- Remove CHECK(0) for unsupported sound card to
  avoid boot up failure with USB headsets.

Change-Id: Ib41c48e2b50de042fe94a4c1db0890a39b6a03e2
CRs-Fixed: 580226
diff --git a/hal/msm8974/hw_info.c b/hal/msm8974/hw_info.c
index fd943ba..128e4af 100644
--- a/hal/msm8974/hw_info.c
+++ b/hal/msm8974/hw_info.c
@@ -261,8 +261,7 @@
         ALOGV("8084 - variant soundcard");
         update_hardware_info_8084(hw_info, snd_card_name);
     } else {
-        ALOGE("%s: Unupported target %s:",__func__, snd_card_name);
-        CHECK(0);
+        ALOGE("%s: Unsupported target %s:",__func__, snd_card_name);
         free(hw_info);
         hw_info = NULL;
     }