tools headers UAPI: Synch KVM's svm.h header with the kernel

To pick up the changes from:

59d21d67f37481cf ("KVM: SVM: Software reserved fields")

Picking the new SVM_EXIT_SW exit reasons.

Addressing this perf build warning:

Warning: Kernel ABI header at 'tools/arch/x86/include/uapi/asm/svm.h' differs from latest version at 'arch/x86/include/uapi/asm/svm.h'
diff -u tools/arch/x86/include/uapi/asm/svm.h arch/x86/include/uapi/asm/svm.h

Cc: Paolo Bonzini <[e-mail]>
Cc: Vineeth Pillai <[e-mail]>
Signed-off-by: Arnaldo Carvalho de Melo <[e-mail]>

tools/arch/x86/include/uapi/asm/svm.h

···
 #define SVM_VMGEXIT_GET_AP_JUMP_TABLE		1
 #define SVM_VMGEXIT_UNSUPPORTED_EVENT		0x8000ffff
 
+/* Exit code reserved for hypervisor/software use */
+#define SVM_EXIT_SW				0xf0000000
+
 #define SVM_EXIT_ERR           -1
 
 #define SVM_EXIT_REASONS \