Update OpenAPI schema for TypeScript

[padraic-shafer]

Structure families "awkward" and "sparse" are currently not included in openapi_schemas.ts.

https://github.com/bluesky/tiled/blob/a778e668bf5d12d80ee7145eb51d88486f6f88b2/web-frontend/src/openapi_schemas.ts#L214-L219

Instructions have been included for regenerating this file. Would it make sense to include this in a GH action to keep the schema up to date?

https://github.com/bluesky/tiled/blob/a778e668bf5d12d80ee7145eb51d88486f6f88b2/web-frontend/README.md?plain=1#L29-L35