[16.0] shopinvader_api_payment: fix dependency on sips

[simahawk]

This dep is not needed in the base module.

@lmignon ping :)

[lmignon]

/ocabot merge patch

[shopinvader-git-bot]

@lmignon The merge process could not start, because command git fetch --quiet --force --prune https://github.com/shopinvader/odoo-shopinvader-payment 'refs/heads/*:refs/heads/*' failed with output:

fatal: detected dubious ownership in repository at '/app/run/.cache/oca-mqt/github.com/shopinvader/odoo-shopinvader-payment'
To add an exception for this directory, call:

	git config --global --add safe.directory /app/run/.cache/oca-mqt/github.com/shopinvader/odoo-shopinvader-payment

[sbidoul]

/ocabot merge patch

[shopinvader-git-bot]

Hey, thanks for contributing! Proceeding to merge this for you.
Prepared branch 16.0-ocabot-merge-pr-97-by-sbidoul-bump-patch, awaiting test results.

[shopinvader-git-bot]

@sbidoul The merge process could not be finalized, because command twine check odoo_addon_shopinvader_api_payment-16.0.1.0.1-py3-none-any.whl failed with output:

Checking odoo_addon_shopinvader_api_payment-16.0.1.0.1-py3-none-any.whl: �[31mFAILED�[0m
�[31mERROR   �[0m `long_description` has syntax errors in markup and would not be        
         rendered on PyPI.                                                      
         No content rendered from RST source.                                   
�[33mWARNING �[0m `long_description_content_type` missing. defaulting to `text/x-rst`.   

[sbidoul]

This module had an empty README. I added one in 6a0e617.

/ocabot merge minor

[shopinvader-git-bot]

What a great day to merge this nice PR. Let's do it!
Prepared branch 16.0-ocabot-merge-pr-97-by-sbidoul-bump-minor, awaiting test results.

[shopinvader-git-bot]

Congratulations, your PR was merged at 6869e39. Thanks a lot for contributing to shopinvader. ❤️