py-django-photologue: updated to 3.17

3.17 (2023-10-25)
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- Fixed Python 3.11 bug

3.16 (2023-07-28)
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- Split out zip upload functionality into a separate function
- Do not allow JS injection into the Photo caption field
- Fixed deprecation warnings from Pillow.
- Handle when PHOTOLOGUE_DIR is not a string.
- Checked compatibility with Django 4.1 and 4.2.
- Dropped Django 2.2 and 4.0. Dropped Python 3.7.
- Note: not testing against Python 3.11 as I do not have it installed.

3.15.1 (2022-02-23)
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- Django 4.0 adds a no-op migration

3.15 (2022-02-05)
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- Made compatible with Django 4.0
- Updated French translation

3.14 (2021-10-03)
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- Updated the sample templates to use Bootstrap 5 (previously used Bootstrap 3).
- Checked compatibility with Django 3.2.
- Use isort to tidy the Python imports.

(adam)