ENH: Allow SimpleITK 2.4.1 or greater.

Set version for SimpleITK at the minimum allowed
version.

Author: hjmjohnson

pyproject.toml

@@ -29,7 +29,7 @@ classifiers = [
 dynamic = ["version"]
 dependencies = [
     "numpy",
-    "SimpleITK ==2.4.1",
+    "SimpleITK >=2.4.1",
     "PyWavelets >= 1.6.0",
     "pykwalify >= 1.6.0"
 ]