Update to v5.19 kernel headers.

Kernel headers coming from:

Git: https://android.googlesource.com/kernel/common/
Branch: android-mainline
Tag: android-mainline-5.19

Test: Builds on coral.
Test: All bionic unit tests pass on a coral device.
Test: Able to log in to wembley system.
Change-Id: I6fa6f6edb59f2cef990a7ba96877d9f2d3974c62
diff --git a/libc/kernel/uapi/linux/pkt_cls.h b/libc/kernel/uapi/linux/pkt_cls.h
index 58d8205..1db5d32 100644
--- a/libc/kernel/uapi/linux/pkt_cls.h
+++ b/libc/kernel/uapi/linux/pkt_cls.h
@@ -459,6 +459,7 @@
   TCA_FLOWER_KEY_MPLS_OPTS,
   TCA_FLOWER_KEY_HASH,
   TCA_FLOWER_KEY_HASH_MASK,
+  TCA_FLOWER_KEY_NUM_OF_VLANS,
   __TCA_FLOWER_MAX,
 };
 #define TCA_FLOWER_MAX (__TCA_FLOWER_MAX - 1)