fix many implicit ifcopenshell.guid imports

a bit related to 10d30b0de

src/ifcopenshell-python/ifcopenshell/util/element.py

@@ -17,6 +17,7 @@
 # along with IfcOpenShell.  If not, see <http://www.gnu.org/licenses/>.
 
 import ifcopenshell
+import ifcopenshell.guid
 import ifcopenshell.util.element
 from typing import Any, Callable, Optional, Union, Literal, overload
 from collections import namedtuple

src/ifcopenshell-python/ifcopenshell/util/generate_pset_templates.py

@@ -19,6 +19,7 @@
 RUN_FROM_DEV_REPO = False
 
 import ifcopenshell.api
+import ifcopenshell.guid
 import ifcopenshell.util.attribute
 import glob
 import sys