Release v0.4.3

[gadomski]

Related Issue(s):

• Closes #379

Description: Release v0.4.3. Release notes:

Added:

- Include kwargs in io `read_text` for use with internal `fsspec.open` call. ([#372](https://github.com/stac-utils/stactools/pull/372))
- Python 3.11 support ([#376](https://github.com/stac-utils/stactools/pull/376))
- `stac summary` command ([#323](https://github.com/stac-utils/stactools/pull/323))

PR checklist:

• [x] Code is formatted (run scripts/format).
• [x] Code lints properly (run scripts/lint).
• [x] Tests pass (run scripts/test).
• [x] Documentation has been updated to reflect changes, if applicable.
• [x] Changes are added to the CHANGELOG.

[gadomski]

Is that still relevant?

Nope, good catch. Removed.