Bump urllib3 from 1.26.16 to 1.26.18

[dependabot]

Bumps urllib3 from 1.26.16 to 1.26.18.

Release notes

Sourced from urllib3's releases.

1.26.18

• Made body stripped from HTTP requests changing the request method to GET after HTTP 303 "See Other" redirect responses. (GHSA-g4mx-q9vg-27p4)

1.26.17

• Added the Cookie header to the list of headers to strip from requests when redirecting to a different host. As before, different headers can be set via Retry.remove_headers_on_redirect. (GHSA-v845-jxx5-vc9f)

Changelog

Sourced from urllib3's changelog.

1.26.18 (2023-10-17)

• Made body stripped from HTTP requests changing the request method to GET after HTTP 303 "See Other" redirect responses.

1.26.17 (2023-10-02)

• Added the Cookie header to the list of headers to strip from requests when redirecting to a different host. As before, different headers can be set via Retry.remove_headers_on_redirect. ([#3139](https://github.com/urllib3/urllib3/issues/3139) <https://github.com/urllib3/urllib3/pull/3139>_)

Commits

• 9c2c230 Release 1.26.18 (#3159)
• b594c5c Merge pull request from GHSA-g4mx-q9vg-27p4
• 944f0eb [1.26] Use vendored six in urllib3.contrib.securetransport
• c9016bf Release 1.26.17
• 0122035 Backport GHSA-v845-jxx5-vc9f (#3139)
• e63989f Fix installing brotli extra on Python 2.7
• 2e7a24d [1.26] Configure OS for RTD to fix building docs
• 57181d6 [1.26] Improve error message when calling urllib3.request() (#3058)
• 3c01480 [1.26] Run coverage even with failed jobs
• See full diff in compare view

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