## Change Summary

Fix `defer_build` behavior with `TypeAdapter`, see #7727 for details on bug.

## Related issue number

Fix #7727

## Other Notes
* Can implement support for `defer_build` for `dataclasses` in the future
* Can reassign `serializer` and `validator` attributes of the `TypeAdapter` in the future

## Checklist

* [x] The pull request title is a good summary of the changes - it will be used in the changelog
* [x] Unit tests for the changes exist
* [ ] Tests pass on CI
* [ ] Documentation reflects the changes where applicable
* [x] My PR is ready to review, **please add a comment including the phrase "please review" to assign reviewers**


Selected Reviewer: @adriangb
Fix `defer_build` behavior with `TypeAdapter`. ## Change Summary

Fix `defer_build` behavior with `TypeAdapter`, see #7727 for details on bug.

## Related issue number

Fix #7727

## Other Notes
* Can implement support for `defer_build` for `dataclasses` in the future
* Can reassign `serializer` and `validator` attributes of the `TypeAdapter` in the future

## Checklist

* [x] The pull request title is a good summary of the changes - it will be used in the changelog
* [x] Unit tests for the changes exist
* [ ] Tests pass on CI
* [ ] Documentation reflects the changes where applicable
* [x] My PR is ready to review, **please add a comment including the phrase "please review" to assign reviewers**


Selected Reviewer: @adriangb
::: pydantic_core
    options:
        allow_inspection: false
        show_source: false
        members:
        - SchemaValidator
        - SchemaSerializer
        - ValidationError
        - ErrorDetails
        - InitErrorDetails
        - SchemaError
        - PydanticCustomError
        - PydanticKnownError
        - PydanticOmit
        - PydanticSerializationError
        - PydanticSerializationUnexpectedValue
        - Url
        - MultiHostUrl
        - MultiHostHost
        - ArgsKwargs
        - Some
        - TzInfo
        - to_json
        - to_jsonable_python
        - list_all_errors
        - ErrorTypeInfo
        - __version__

::: pydantic_core
    options:
        allow_inspection: false
        show_source: false
        members:
        - SchemaValidator
        - SchemaSerializer
        - ValidationError
        - ErrorDetails
        - InitErrorDetails
        - SchemaError
        - PydanticCustomError
        - PydanticKnownError
        - PydanticOmit
        - PydanticSerializationError
        - PydanticSerializationUnexpectedValue
        - Url
        - MultiHostUrl
        - MultiHostHost
        - ArgsKwargs
        - Some
        - TzInfo
        - to_json
        - to_jsonable_python
        - list_all_errors
        - ErrorTypeInfo
        - __version__
