Update to v6.11 kernel headers.

Kernel headers coming from:

Git: https://android.googlesource.com/kernel/common/
Branch: android-mainline
Tag: android-mainline-6.11

Test: Builds and bionic unit tests pass on raven.
Test: Able to log in to an Android GO 32 bit device.
Change-Id: Ica2c66ffb70b60244cfae4c8cff16b2a7392fceb
diff --git a/libc/kernel/uapi/linux/xfrm.h b/libc/kernel/uapi/linux/xfrm.h
index b8e79e8..9509efe 100644
--- a/libc/kernel/uapi/linux/xfrm.h
+++ b/libc/kernel/uapi/linux/xfrm.h
@@ -260,6 +260,7 @@
   XFRMA_IF_ID,
   XFRMA_MTIMER_THRESH,
   XFRMA_SA_DIR,
+  XFRMA_NAT_KEEPALIVE_INTERVAL,
   __XFRMA_MAX
 #define XFRMA_OUTPUT_MARK XFRMA_SET_MARK
 #define XFRMA_MAX (__XFRMA_MAX - 1)