devel/py-asdf: import 2.11.0 from wip

2.11.0 (2022-03-15)
-------------------

- Update minimum jsonschema version to 4.0.1. [#1105]

2.10.1 (2022-03-02)
-------------------

- Bugfix for circular build dependency for asdf. [#1094]
- Fix small bug with handling multiple schema uris per tag. [#1095]

2.10.0 (2022-02-17)
-------------------

- Replace asdf-standard submodule with pypi package. [#1079]

2.9.2 (2022-02-07)
------------------

- Fix deprecation warnings stemming from the release of pytest 7.0.0. [#1075]

- Fix bug in pytest plugin when schemas are not in a directory named "schemas". [#1076]

2.9.1 (2022-02-03)
------------------

- Fix typo in testing module ``__init__.py`` name. [#1071]

2.9.0 (2022-02-02)
------------------

- Added the capability for tag classes to provide an interface
  to asdf info functionality to obtain information about the
  class attributes rather than appear as an opaque class object.
  [#1052 #1055]

- Fix tag listing when extension is not fully implemented. [#1034]

- Drop support for Python 3.6. [#1054]

- Adjustments to compression plugin tests and documentation. [#1053]

- Update setup.py to raise error if "git submodule update --init" has
  not been run. [#1057]

- Add ability for tags to correspond to multiple schema_uri, with an
  implied allOf among the schema_uris. [#1058, #1069]

- Add the URL of the file being parsed to ``SerializationContext``. [#1065]

- Add ``asdf.testing.helpers`` module with simplified versions of test
  helpers previously available in ``asdf.tests.helpers``. [#1067]

(thor)