Update to v5.8 kernel headers.

Kernel headers coming from:

Git: https://android.googlesource.com/kernel/common/
Branch: android-mainline
Tag: android-mainline-5.8

Test: NA
Change-Id: I2231c877589820fc09800a200cf4ac62ba74b04c
diff --git a/libc/kernel/uapi/linux/netlink.h b/libc/kernel/uapi/linux/netlink.h
index 4c0fd1f..acbf884 100644
--- a/libc/kernel/uapi/linux/netlink.h
+++ b/libc/kernel/uapi/linux/netlink.h
@@ -159,4 +159,38 @@
   __u32 value;
   __u32 selector;
 };
+enum netlink_attribute_type {
+  NL_ATTR_TYPE_INVALID,
+  NL_ATTR_TYPE_FLAG,
+  NL_ATTR_TYPE_U8,
+  NL_ATTR_TYPE_U16,
+  NL_ATTR_TYPE_U32,
+  NL_ATTR_TYPE_U64,
+  NL_ATTR_TYPE_S8,
+  NL_ATTR_TYPE_S16,
+  NL_ATTR_TYPE_S32,
+  NL_ATTR_TYPE_S64,
+  NL_ATTR_TYPE_BINARY,
+  NL_ATTR_TYPE_STRING,
+  NL_ATTR_TYPE_NUL_STRING,
+  NL_ATTR_TYPE_NESTED,
+  NL_ATTR_TYPE_NESTED_ARRAY,
+  NL_ATTR_TYPE_BITFIELD32,
+};
+enum netlink_policy_type_attr {
+  NL_POLICY_TYPE_ATTR_UNSPEC,
+  NL_POLICY_TYPE_ATTR_TYPE,
+  NL_POLICY_TYPE_ATTR_MIN_VALUE_S,
+  NL_POLICY_TYPE_ATTR_MAX_VALUE_S,
+  NL_POLICY_TYPE_ATTR_MIN_VALUE_U,
+  NL_POLICY_TYPE_ATTR_MAX_VALUE_U,
+  NL_POLICY_TYPE_ATTR_MIN_LENGTH,
+  NL_POLICY_TYPE_ATTR_MAX_LENGTH,
+  NL_POLICY_TYPE_ATTR_POLICY_IDX,
+  NL_POLICY_TYPE_ATTR_POLICY_MAXTYPE,
+  NL_POLICY_TYPE_ATTR_BITFIELD32_MASK,
+  NL_POLICY_TYPE_ATTR_PAD,
+  __NL_POLICY_TYPE_ATTR_MAX,
+  NL_POLICY_TYPE_ATTR_MAX = __NL_POLICY_TYPE_ATTR_MAX - 1
+};
 #endif