Update to kernel headers v5.3.2.

Test: Builds and run unit tests on taimen/cuttlefish.
Change-Id: I6ebd8f179d159ac974555e8edca588083e8081b3
diff --git a/libc/kernel/uapi/sound/sof/tokens.h b/libc/kernel/uapi/sound/sof/tokens.h
index 748c5fe..0f80cfa 100644
--- a/libc/kernel/uapi/sound/sof/tokens.h
+++ b/libc/kernel/uapi/sound/sof/tokens.h
@@ -55,6 +55,7 @@
 #define SOF_TKN_INTEL_DMIC_NUM_PDM_ACTIVE 605
 #define SOF_TKN_INTEL_DMIC_SAMPLE_RATE 608
 #define SOF_TKN_INTEL_DMIC_FIFO_WORD_LENGTH 609
+#define SOF_TKN_INTEL_DMIC_UNMUTE_RAMP_TIME_MS 610
 #define SOF_TKN_INTEL_DMIC_PDM_CTRL_ID 700
 #define SOF_TKN_INTEL_DMIC_PDM_MIC_A_Enable 701
 #define SOF_TKN_INTEL_DMIC_PDM_MIC_B_Enable 702