Update dependency pyscaffold to >=3.3,<3.4

[renovate]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
pyscaffold (changelog)	>=3.0a0,<3.1a0 -> >=3.3,<3.4

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Release Notes

pyscaffold/pyscaffold

v3.3.1

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v3.3

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• Code base changed to Black's standards
• New docs about version numbers and git integration
• Updated pre-commit hooks
• Updated docs/Makefile to use Sphinx "make mode"
• deprecated setuptools extensions/commands python setup.py test/docs/doctests, :issue:245
• New tox test environments for generating docs and running doctests
• New built-in extension for Cirrus CI, :issue:251
• experimental get_template is now part of the public API and can be used by extensions, :issue:252
• Updated setuptools_scm to version 4.1.2 in contrib
• Updated configupdater to version 1.1.2 in contrib
• precommit automatically fixes line endings by default
• deprecated log.configure_logger, use log.logger.reconfigure instead

.. note::

PyScaffold 3.3 is the last release to support Python 3.5

v3.2.3

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• Updated configupdater to version 1.0.1
• Changed Travis to Cirrus CI
• Fix some problems with Windows

v3.2.2

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• Write files as UTF-8, fixes codec can't encode characters error

v3.2.1

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• Updated pre-commit configuration and set max-line-length to 88 (Black's default)
• Change build folder of Sphinx's Makefile
• Fix creation of empty files which were just ignored before

v3.2

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• Updated configupdater to version 1.0.1
• Changed Travis to Cirrus CI
• Fix some problems with Windows

v3.1

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• Modify tox.ini template to allow passing the TWINE_REPOSITORY_URL
  environment variable, :pr:666.

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