Update core/trie/proof.go

Co-authored-by: Pawel Nowosielski <[email protected]>
Signed-off-by: Ng Wei Han <[email protected]>

core/trie/proof.go

@@ -211,7 +211,7 @@ func VerifyRangeProof(root, first *felt.Felt, keys, values []*felt.Felt, proof *
 		}
 
 		if values[i] == nil || values[i].Equal(&felt.Zero) {
-			return false, errors.New("range contains deletion")
+			return false, errors.New("range contains empty leaf")
 		}
 	}