Update to v5.10 kernel headers.

Kernel headers coming from:

Git: https://android.googlesource.com/kernel/common/
Branch: android-mainline
Tag: android-mainline-5.10

Test: Built cuttlefish and flame images. Ran bionic unit tests on both.
Change-Id: I37ffc850970adcce1febbe2269c202632fce763a
diff --git a/libc/kernel/uapi/asm-arm64/asm/kvm.h b/libc/kernel/uapi/asm-arm64/asm/kvm.h
index 7c64817..32b6a2b 100644
--- a/libc/kernel/uapi/asm-arm64/asm/kvm.h
+++ b/libc/kernel/uapi/asm-arm64/asm/kvm.h
@@ -99,6 +99,14 @@
 };
 struct kvm_arch_memory_slot {
 };
+struct kvm_pmu_event_filter {
+  __u16 base_event;
+  __u16 nevents;
+#define KVM_PMU_EVENT_ALLOW 0
+#define KVM_PMU_EVENT_DENY 1
+  __u8 action;
+  __u8 pad[3];
+};
 struct kvm_vcpu_events {
   struct {
     __u8 serror_pending;
@@ -194,6 +202,7 @@
 #define KVM_ARM_VCPU_PMU_V3_CTRL 0
 #define KVM_ARM_VCPU_PMU_V3_IRQ 0
 #define KVM_ARM_VCPU_PMU_V3_INIT 1
+#define KVM_ARM_VCPU_PMU_V3_FILTER 2
 #define KVM_ARM_VCPU_TIMER_CTRL 1
 #define KVM_ARM_VCPU_TIMER_IRQ_VTIMER 0
 #define KVM_ARM_VCPU_TIMER_IRQ_PTIMER 1