Update to LazySet v6

Author: blegat

Project.toml

@@ -25,7 +25,7 @@ LazySets = "b4f0291d-fe17-52bc-9479-3d1a343d9043"
 CommonSolve = "0.2"
 IntervalArithmetic = "0.20.5, 1.0"
 IntervalConstraintProgramming = "0.13, 0.14"
-LazySets = "2 - 5"
+LazySets = "2 - 6"
 OpenBLASConsistentFPCSR_jll = "0.3.29 - 0.3.30"
 Reexport = "1"
 StaticArrays = "0.12, 1"