Update dependency requests-toolbelt to v1

[renovate]

This PR contains the following updates:

Package	Change	Age	Confidence
requests-toolbelt (source, changelog)	==0.9.1 -> ==1.0.0

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Release Notes

requests/toolbelt (requests-toolbelt)

v1.0.0

Compare Source

Breaking Changes

- Removed Google App Engine support to allow using urllib3 2.0

Fixed Bugs
~~~~~~~~~~

- Ensured the test suite no longer reaches the Internet

Miscellaneous
~~~~~~~~~~~~~

- Added explicit support for Python 3.11

v0.10.1

Compare Source

Fixed Bugs

- Fix urllib3 warning to only emit on X509Adapter usage

v0.10.0

Compare Source

New Features

- Add support for preparing requests in BaseUrlSession

Fixed Bugs
~~~~~~~~~~

- Fixing missing newline in dump utility

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