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/linux/if_bridge.h b/libc/kernel/uapi/linux/if_bridge.h
index aa12dea..b896d99 100644
--- a/libc/kernel/uapi/linux/if_bridge.h
+++ b/libc/kernel/uapi/linux/if_bridge.h
@@ -355,10 +355,27 @@
 enum {
   MDBA_MDB_EATTR_UNSPEC,
   MDBA_MDB_EATTR_TIMER,
+  MDBA_MDB_EATTR_SRC_LIST,
+  MDBA_MDB_EATTR_GROUP_MODE,
+  MDBA_MDB_EATTR_SOURCE,
+  MDBA_MDB_EATTR_RTPROT,
   __MDBA_MDB_EATTR_MAX
 };
 #define MDBA_MDB_EATTR_MAX (__MDBA_MDB_EATTR_MAX - 1)
 enum {
+  MDBA_MDB_SRCLIST_UNSPEC,
+  MDBA_MDB_SRCLIST_ENTRY,
+  __MDBA_MDB_SRCLIST_MAX
+};
+#define MDBA_MDB_SRCLIST_MAX (__MDBA_MDB_SRCLIST_MAX - 1)
+enum {
+  MDBA_MDB_SRCATTR_UNSPEC,
+  MDBA_MDB_SRCATTR_ADDRESS,
+  MDBA_MDB_SRCATTR_TIMER,
+  __MDBA_MDB_SRCATTR_MAX
+};
+#define MDBA_MDB_SRCATTR_MAX (__MDBA_MDB_SRCATTR_MAX - 1)
+enum {
   MDB_RTR_TYPE_DISABLED,
   MDB_RTR_TYPE_TEMP_QUERY,
   MDB_RTR_TYPE_PERM,
@@ -388,6 +405,8 @@
   __u8 state;
 #define MDB_FLAGS_OFFLOAD (1 << 0)
 #define MDB_FLAGS_FAST_LEAVE (1 << 1)
+#define MDB_FLAGS_STAR_EXCL (1 << 2)
+#define MDB_FLAGS_BLOCKED (1 << 3)
   __u8 flags;
   __u16 vid;
   struct {
@@ -401,10 +420,17 @@
 enum {
   MDBA_SET_ENTRY_UNSPEC,
   MDBA_SET_ENTRY,
+  MDBA_SET_ENTRY_ATTRS,
   __MDBA_SET_ENTRY_MAX,
 };
 #define MDBA_SET_ENTRY_MAX (__MDBA_SET_ENTRY_MAX - 1)
 enum {
+  MDBE_ATTR_UNSPEC,
+  MDBE_ATTR_SOURCE,
+  __MDBE_ATTR_MAX,
+};
+#define MDBE_ATTR_MAX (__MDBE_ATTR_MAX - 1)
+enum {
   BRIDGE_XSTATS_UNSPEC,
   BRIDGE_XSTATS_VLAN,
   BRIDGE_XSTATS_MCAST,