Update to v6.6 kernel headers.

Kernel headers coming from:

Git: https://android.googlesource.com/kernel/common/
Branch: android-mainline
Tag: android-mainline-6.6

Test: Builds and bionic unit tests pass on raven.
Test: Able to log in to an Android GO 32 bit device.
Change-Id: Ib5ff5a23f382721d98d1e428a295c6794b190d8d
diff --git a/libc/kernel/uapi/linux/pkt_cls.h b/libc/kernel/uapi/linux/pkt_cls.h
index 0afec0d..ec19c08 100644
--- a/libc/kernel/uapi/linux/pkt_cls.h
+++ b/libc/kernel/uapi/linux/pkt_cls.h
@@ -465,6 +465,8 @@
   TCA_FLOWER_KEY_L2TPV3_SID,
   TCA_FLOWER_L2_MISS,
   TCA_FLOWER_KEY_CFM,
+  TCA_FLOWER_KEY_SPI,
+  TCA_FLOWER_KEY_SPI_MASK,
   __TCA_FLOWER_MAX,
 };
 #define TCA_FLOWER_MAX (__TCA_FLOWER_MAX - 1)