KVM: VMX: use EPT_VIOLATION_GVA_TRANSLATED instead of 0x100

Use symbolic value, EPT_VIOLATION_GVA_TRANSLATED, instead of 0x100
in handle_ept_violation().

Signed-off-by: Yao Yuan <yuan.yao@intel.com>
Signed-off-by: Isaku Yamahata <isaku.yamahata@intel.com>
Message-Id: <724e8271ea301aece3eb2afe286a9e2e92a70b18.1619136576.git.isaku.yamahata@intel.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>