Upgrade zeroconf to 0.26.1 to resolve performance regression

[bdraco]

Proposed change

Home Assistant locked up on me last night and tracked it down to this.

Changelog: python-zeroconf/python-zeroconf@4c359e2

Type of change

• Dependency upgrade
• Bugfix (non-breaking change which fixes an issue)
• New integration (thank you!)
• New feature (which adds functionality to an existing integration)
• Breaking change (fix/feature causing existing functionality to break)
• Code quality improvements to existing code or addition of tests

Example entry for configuration.yaml:

# Example configuration.yaml

Additional information

• This PR fixes or closes issue: fixes #
• This PR is related to issue:
• Link to documentation pull request:

Checklist

• The code change is tested and works locally.
• Local tests pass. Your PR cannot be merged unless tests pass
• There is no commented out code in this PR.
• I have followed the development checklist
• The code has been formatted using Black (black --fast homeassistant tests)
• Tests have been added to verify that the new code works.

If user exposed functionality or configuration variables are added/changed:

• Documentation added/updated for www.home-assistant.io

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• The manifest file has all fields filled out correctly.
  Updated and included derived files by running: python3 -m script.hassfest.
• New or updated dependencies have been added to requirements_all.txt.
  Updated by running python3 -m script.gen_requirements_all.
• Untested files have been added to .coveragerc.

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[probot-home-assistant]

Hey there @robbiet480, @Kane610, mind taking a look at this pull request as its been labeled with a integration (zeroconf) you are listed as a codeowner for? Thanks!
_{^{(message by CodeOwnersMention)}}

[dshokouhi]

Should this be tagged for a milestone release? Sounds like something we may want to push faster if systems are locking up.

[bdraco]

Should this be tagged for a milestone release? Sounds like something we may want to push faster if systems are locking up.

The version with the performance regression was only in 0.110dev