August 2026 PCM notes

[TomSweeneyRedHat]

Add the Podman Community Meeting Notes for the August 4, 2026 meeting.

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Checklist

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• Certify you wrote the patch or otherwise have the right to pass it on as an open-source patch by signing all
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  the sign-off email address. See CONTRIBUTING.md
  for more information.
• Referenced issues using Fixes: #00000 in commit message (if applicable)
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