refactor: fold web_fragments into XBlock python project (#917)

Part of: openedx/web-fragments#309

Bumps version to 6.2.0

feat: move commonly used attributes from XModuleMixin to XBlock (#906)

* feat: add attrs from xmodulemixin

* fix: quality issues

* fix: display_name_with_default docstring

Co-authored-by: Kyle McCormick <kyle@axim.org>

* chore: bump version

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Co-authored-by: Kyle McCormick <kyle@axim.org>

Merge pull request #896 from openedx/feanil/drop_python_3.11

chore: drop Python 3.11 support

chore: move ShowCorrectness from xmodule.graders into XBlock (#883)

fix: add support for django 5.2 (#834)

fix: throws InvalidScopeError if the FieldData for the scope is None (#…

…815)

chore: bump verison to v5.1.1

feat: XBlock overrides (#778)

* feat: add ability to override XBlock with xblock.v1.overrides entry_point

* test: xblock overrides

* docs: update changelog entry and add tutorial for overriding XBlock

* chore: bump version to 5.1.0

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Co-authored-by: Kyle McCormick <kyle@axim.org>