Remove unused imports from generated Python files

Co-authored-by: cmungall <50745+cmungall@users.noreply.github.com>

Author: Copilot

src/valuesets/datamodel/valuesets_dataclass.py

@@ -1,5 +1,5 @@
 # Auto generated from valuesets.yaml by pythongen.py version: 0.0.1
-# Generation date: 2025-11-05T18:03:59
+# Generation date: 2025-11-05T18:09:57
 # Schema: valuesets
 #
 # id: https://w3id.org/linkml/valuesets

src/valuesets/enums/academic/organizations.py

@@ -21,7 +21,6 @@
 
 from __future__ import annotations
 
-from typing import Dict, Any, Optional
 from valuesets.generators.rich_enum import RichEnum
 
 class USDOENationalLaboratoryEnum(RichEnum):

src/valuesets/enums/academic/research.py

@@ -8,7 +8,6 @@
 
 from __future__ import annotations
 
-from typing import Dict, Any, Optional
 from valuesets.generators.rich_enum import RichEnum
 
 class PublicationType(RichEnum):

src/valuesets/enums/analytical_chemistry/mass_spectrometry.py

@@ -8,7 +8,6 @@
 
 from __future__ import annotations
 
-from typing import Dict, Any, Optional
 from valuesets.generators.rich_enum import RichEnum
 
 class RelativeTimeEnum(RichEnum):

src/valuesets/enums/bio/biological_colors.py

@@ -9,7 +9,6 @@
 
 from __future__ import annotations
 
-from typing import Dict, Any, Optional
 from valuesets.generators.rich_enum import RichEnum
 
 class EyeColorEnum(RichEnum):

src/valuesets/enums/bio/biosafety.py

@@ -5,7 +5,6 @@
 
 from __future__ import annotations
 
-from typing import Dict, Any, Optional
 from valuesets.generators.rich_enum import RichEnum
 
 class BiosafetyLevelEnum(RichEnum):

src/valuesets/enums/bio/cell_cycle.py

@@ -8,7 +8,6 @@
 
 from __future__ import annotations
 
-from typing import Dict, Any, Optional
 from valuesets.generators.rich_enum import RichEnum
 
 class CellCyclePhase(RichEnum):

src/valuesets/enums/bio/currency_chemicals.py

@@ -8,7 +8,6 @@
 
 from __future__ import annotations
 
-from typing import Dict, Any, Optional
 from valuesets.generators.rich_enum import RichEnum
 
 class CurrencyChemical(RichEnum):

src/valuesets/enums/bio/developmental_stages.py

@@ -8,7 +8,6 @@
 
 from __future__ import annotations
 
-from typing import Dict, Any, Optional
 from valuesets.generators.rich_enum import RichEnum
 
 class HumanDevelopmentalStage(RichEnum):

src/valuesets/enums/bio/genome_features.py

@@ -10,7 +10,6 @@
 
 from __future__ import annotations
 
-from typing import Dict, Any, Optional
 from valuesets.generators.rich_enum import RichEnum
 
 class GenomeFeatureType(RichEnum):