Update to v6.5 kernel headers.

Kernel headers coming from:

Git: https://android.googlesource.com/kernel/common/
Branch: android-mainline
Tag: android-mainline-6.5

Test: Builds and bionic unit tests pass on raven.
Test: Able to log in to an Android GO 32 bit device.
Change-Id: Ia0397ce27e088bc20338bbd2d125be6f169c4ba0
diff --git a/libc/kernel/uapi/asm-riscv/asm/hwcap.h b/libc/kernel/uapi/asm-riscv/asm/hwcap.h
index d130cf7..e22e14a 100644
--- a/libc/kernel/uapi/asm-riscv/asm/hwcap.h
+++ b/libc/kernel/uapi/asm-riscv/asm/hwcap.h
@@ -24,4 +24,5 @@
 #define COMPAT_HWCAP_ISA_F (1 << ('F' - 'A'))
 #define COMPAT_HWCAP_ISA_D (1 << ('D' - 'A'))
 #define COMPAT_HWCAP_ISA_C (1 << ('C' - 'A'))
+#define COMPAT_HWCAP_ISA_V (1 << ('V' - 'A'))
 #endif