Pin IfcOpenShell to 0.8.0 for now

To avoid FreeCAD/FreeCAD#19530

Author: furgo16

snap/snapcraft.yaml

@@ -285,7 +285,7 @@ parts:
       - libcolamd2 # scikit-sparse
       - libsuitesparseconfig5 # scikit-sparse
     python-packages:
-      - ifcopenshell # BIM
+      - ifcopenshell == 0.8.0 # BIM
       - opencamlib # CAM
       - pip
       - scikit-sparse