ifc4x3 support for adding IfcQuantityCount #4776

In IFC4X3 IfcQuantityCount is now more strict and requires only interger values.
Error for a reference:
TypeError: attribute 'CountValue' for entity 'IFC4X3.IfcQuantityCount' is expecting value of type 'INT', got 'float'.

src/ifcopenshell-python/test/api/resource/test_add_resource_quantity.py

@@ -0,0 +1,47 @@
+# IfcOpenShell - IFC toolkit and geometry engine
+# Copyright (C) 2024 Dion Moult <dion@thinkmoult.com>
+#
+# This file is part of IfcOpenShell.
+#
+# IfcOpenShell is free software: you can redistribute it and/or modify
+# it under the terms of the GNU Lesser General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# IfcOpenShell is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU Lesser General Public License for more details.
+#
+# You should have received a copy of the GNU Lesser General Public License
+# along with IfcOpenShell.  If not, see <http://www.gnu.org/licenses/>.
+
+import test.bootstrap
+import ifcopenshell.api
+
+
+class TestAddResourceQuantity(test.bootstrap.IFC4):
+    def test_run(self):
+        schema = ifcopenshell.schema_by_name(self.file.schema)
+        quantity_types = [t.name() for t in schema.declaration_by_name("IfcPhysicalSimpleQuantity").subtypes()]
+        self.file.create_entity("IfcProject")  # add_resource
+        resource = ifcopenshell.api.run("resource.add_resource", self.file, ifc_class="IfcCrewResource")
+
+        for quantity_type in quantity_types:
+            quantity = ifcopenshell.api.run(
+                "resource.add_resource_quantity", self.file, resource=resource, ifc_class=quantity_type
+            )
+            assert quantity.is_a(quantity_type)
+            assert quantity.Name == "Unnamed"
+            assert quantity[3] == 0.0
+            # previous quantity is reassigned and removed
+            assert resource.BaseQuantity == quantity
+            assert len(self.file.by_type("IfcPhysicalSimpleQuantity")) == 1
+
+
+class TestAddResourceQuantityIFC2X3(test.bootstrap.IFC2X3, TestAddResourceQuantity):
+    pass
+
+
+class TestAddResourceQuantityIFC4X3(test.bootstrap.IFC4X3, TestAddResourceQuantity):
+    pass