libaudio: add 32000 Hz capture sampling rate

Bug 6615379.

Change-Id: I344395d707bc842de20e8c9e91136f5b6d19dc3e
diff --git a/libaudio/audio_policy.conf b/libaudio/audio_policy.conf
index 2c2c590..9e980a0 100644
--- a/libaudio/audio_policy.conf
+++ b/libaudio/audio_policy.conf
@@ -32,7 +32,7 @@
     }
     inputs {
       primary {
-        sampling_rates 8000|11025|16000|22050|44100
+        sampling_rates 8000|11025|16000|22050|32000|44100
         channel_masks AUDIO_CHANNEL_IN_MONO|AUDIO_CHANNEL_IN_STEREO
         formats AUDIO_FORMAT_PCM_16_BIT
         devices AUDIO_DEVICE_IN_BUILTIN_MIC|AUDIO_DEVICE_IN_BLUETOOTH_SCO_HEADSET|AUDIO_DEVICE_IN_WIRED_HEADSET