Bump urllib3 from 1.26.13 to 1.26.15

Bumps urllib3 from 1.26.13 to 1.26.15.

Release notes

Sourced from urllib3's releases.

1.26.15

• Fix socket timeout value when HTTPConnection is reused (urllib3/urllib3#2645)
• Remove "!" character from the unreserved characters in IPv6 Zone ID parsing (urllib3/urllib3#2899)
• Fix IDNA handling of 'x80' byte (urllib3/urllib3#2901)

1.26.14

• Fixed parsing of port 0 (zero) returning None, instead of 0 (#2850)
• Removed deprecated HTTPResponse.getheaders() calls in urllib3.contrib module.

Changelog

Sourced from urllib3's changelog.

1.26.15 (2023-03-10)

• Fix socket timeout value when HTTPConnection is reused ([#2645](https://github.com/urllib3/urllib3/issues/2645) <https://github.com/urllib3/urllib3/issues/2645>__)
• Remove "!" character from the unreserved characters in IPv6 Zone ID parsing ([#2899](https://github.com/urllib3/urllib3/issues/2899) <https://github.com/urllib3/urllib3/issues/2899>__)
• Fix IDNA handling of '\x80' byte ([#2901](https://github.com/urllib3/urllib3/issues/2901) <https://github.com/urllib3/urllib3/issues/2901>__)

1.26.14 (2023-01-11)

• Fixed parsing of port 0 (zero) returning None, instead of 0. ([#2850](https://github.com/urllib3/urllib3/issues/2850) <https://github.com/urllib3/urllib3/issues/2850>__)
• Removed deprecated getheaders() calls in contrib module.

Commits

• 95ca352 Release 1.26.15
• a06c05c Fix _idna_encode handling of '\x80'
• 2737020 [1.26] Remove "!" character from the "unreserved" characters in IPv6 Zone ID ...
• a7ce8e0 [1.26] Fix socket timeout value when HTTPConnection is reused
• 571cc7c Stop relying on distutils from standard library
• 4550786 Remove timeout in select.select calls
• f96a1cf Release 1.26.14
• de6def1 [1.26] Speed up Python 3.11 CI by upgrading coverage
• b619b2e [1.26] Use Ubuntu 20.04 for unsupported Python versions
• 25fbd5f Fixed issue with port "0" returning None
• Additional commits viewable in compare view

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