add typing-extensions to ifcopenshell explicit dependencies

typing-extensions is official python package for supporting typing features on older versions.

It was kind of included in both blenderbim and to ifcopenshell as typing-extensions is also numpy dependency, included it explicitly just in case.

src/ifcopenshell-python/pyproject.toml

@@ -15,7 +15,14 @@ classifiers = [
     "Programming Language :: Python :: 3",
     "License :: OSI Approved :: GNU Lesser General Public License v3 or later (LGPLv3+)",
 ]
-dependencies = ["shapely", "numpy", "isodate", "python-dateutil", "lark"]
+dependencies = [
+    "shapely",
+    "numpy",
+    "isodate",
+    "python-dateutil",
+    "lark",
+    "typing-extensions",
+]
 
 [project.optional-dependencies]
 geometry = ["mathutils"]