Openepd

Fix

- add validation for ratio type for Cementitious

Feat

- support new Aggregate specs
- add semantic types for cementitious and some enums
- add initial scaffolded openepd pydantic models

Fix

- correct initial apidocs for all openepd specs
- correct pydantic validation error propagation
- add fix and test for random read from real DB openepd specs
- clean up generated code, lint it

Refactor

- clean up and rename the specs interfaces
- extract forest practices certifiers interface

Feat

- add pydantic 2.0 support

Feat

- extend quantity validator interface with less than and more than methods
- add more quantity types

Feat

- add type aliases for some quantity types

Fix

- add default _EXT_VERSION to where it was missing

Feat

- add placeholder specs for Concrete children
- update `PrecastConcreteV1` to the new parameters

Fix

- extend Concrete ACI exposure classes with missing values
- fix typing issues and allow nullability for some properties