Panda audio: update the audio API definition for Panda

Make the API definition to 2.0 for panda board.

Change-Id: I8529ea88172bebbb838d2999b8c1da9eb7d383d2
Signed-off-by: Dan Murphy <dmurphy@ti.com>
diff --git a/audio/audio_hw.c b/audio/audio_hw.c
index d290d66..5a5c392 100644
--- a/audio/audio_hw.c
+++ b/audio/audio_hw.c
@@ -2886,7 +2886,7 @@
         return -ENOMEM;
 
     adev->hw_device.common.tag = HARDWARE_DEVICE_TAG;
-    adev->hw_device.common.version = AUDIO_DEVICE_API_VERSION_1_0;
+    adev->hw_device.common.version = AUDIO_DEVICE_API_VERSION_2_0;
     adev->hw_device.common.module = (struct hw_module_t *) module;
     adev->hw_device.common.close = adev_close;