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/linux/kvm_para.h b/libc/kernel/uapi/linux/kvm_para.h
index b08a605..9a4dd29 100644
--- a/libc/kernel/uapi/linux/kvm_para.h
+++ b/libc/kernel/uapi/linux/kvm_para.h
@@ -34,5 +34,6 @@
 #define KVM_HC_MIPS_CONSOLE_OUTPUT 8
 #define KVM_HC_CLOCK_PAIRING 9
 #define KVM_HC_SEND_IPI 10
+#define KVM_HC_SCHED_YIELD 11
 #include <asm/kvm_para.h>
 #endif