Update to v6.9 kernel headers.

Kernel headers coming from:

Git: https://android.googlesource.com/kernel/common/
Branch: android-mainline
Tag: android-mainline-6.9

Test: Builds and bionic unit tests pass on raven.
Test: Able to log in to an Android GO 32 bit device.
Change-Id: If53a38bbb65c3c653ce790fe5c6e51597901a14e
diff --git a/libc/kernel/uapi/linux/ethtool.h b/libc/kernel/uapi/linux/ethtool.h
index e3466cf..48b4544 100644
--- a/libc/kernel/uapi/linux/ethtool.h
+++ b/libc/kernel/uapi/linux/ethtool.h
@@ -878,6 +878,18 @@
 #define IPV4_FLOW 0x10
 #define IPV6_FLOW 0x11
 #define ETHER_FLOW 0x12
+#define GTPU_V4_FLOW 0x13
+#define GTPU_V6_FLOW 0x14
+#define GTPC_V4_FLOW 0x15
+#define GTPC_V6_FLOW 0x16
+#define GTPC_TEID_V4_FLOW 0x17
+#define GTPC_TEID_V6_FLOW 0x18
+#define GTPU_EH_V4_FLOW 0x19
+#define GTPU_EH_V6_FLOW 0x1a
+#define GTPU_UL_V4_FLOW 0x1b
+#define GTPU_UL_V6_FLOW 0x1c
+#define GTPU_DL_V4_FLOW 0x1d
+#define GTPU_DL_V6_FLOW 0x1e
 #define FLOW_EXT 0x80000000
 #define FLOW_MAC_EXT 0x40000000
 #define FLOW_RSS 0x20000000
@@ -888,6 +900,7 @@
 #define RXH_IP_DST (1 << 5)
 #define RXH_L4_B_0_1 (1 << 6)
 #define RXH_L4_B_2_3 (1 << 7)
+#define RXH_GTP_TEID (1 << 8)
 #define RXH_DISCARD (1 << 31)
 #define RX_CLS_FLOW_DISC 0xffffffffffffffffULL
 #define RX_CLS_FLOW_WAKE 0xfffffffffffffffeULL