KVM: x86: Remove debug assertion of non-PAE reserved bits

Commit 346874c950 ("KVM: x86: Fix CR3 reserved bits") removed non-PAE
reserved bits which were not according to Intel SDM.  However, residue was left
in a debug assertion (CR3_NONPAE_RESERVED_BITS).  Remove it.

Signed-off-by: Nadav Amit <namit@cs.technion.ac.il>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>

arch/x86/kvm/paging_tmpl.h

@@ -298,8 +298,7 @@ retry_walk:
 	}
 #endif
 	walker->max_level = walker->level;
-	ASSERT((!is_long_mode(vcpu) && is_pae(vcpu)) ||
-	       (mmu->get_cr3(vcpu) & CR3_NONPAE_RESERVED_BITS) == 0);
+	ASSERT(!is_long_mode(vcpu) && is_pae(vcpu));
 
 	accessed_dirty = PT_GUEST_ACCESSED_MASK;
 	pt_access = pte_access = ACC_ALL;