chore(deps): update dependency requests-mock to v1.12.1

[renovate[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
requests-mock (source)	==1.12.0 -> ==1.12.1

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Release Notes

jamielennox/requests-mock (requests-mock)

### [`v1.12.1`](https://togithub.com/jamielennox/requests-mock/releases/tag/1.12.1) [Compare Source](https://togithub.com/jamielennox/requests-mock/compare/1.12.0...1.12.1) Set python_requires to >3 to prevent installation in python2 deployments. **Full Changelog**: https://github.com/jamielennox/requests-mock/compare/1.12.0...1.12.1

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