Bump ziggurat to 96face24

[puddly]

Bump ziggurat to today's zigpy/ziggurat@96face2 commit.

[Copilot]

Pull request overview

This PR updates the Ziggurat add-on to build from a specific upstream zigpy/ziggurat git commit (daa41ff9…), and bumps the add-on metadata to a new release version aligned with the upstream changes (including the API transport switch).

Changes:

• Switch the Docker build from cargo install --version (crates.io) to cargo install --git --rev pinned to commit daa41ff9…, and add git to the builder image dependencies.
• Bump the add-on version to 0.3.0 and add a minimum Home Assistant version requirement (2026.8.0b0).
• Add a 0.3.0 changelog entry describing the upstream-related changes.

Reviewed changes

Copilot reviewed 3 out of 3 changed files in this pull request and generated no comments.

File	Description
ziggurat/Dockerfile	Pins the built ziggurat binary to a specific upstream git revision and ensures git is available for cargo install --git.
ziggurat/config.yaml	Bumps add-on version and adds a Home Assistant minimum version constraint for compatibility.
ziggurat/CHANGELOG.md	Documents the 0.3.0 release and summarizes the upstream changes included.

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