[Backport release-24.11] mailcatcher: 0.9.0 -> 0.10.0

[nixpkgs-ci]

Bot-based backport to release-24.11, triggered by a label in #391614.

• Before merging, ensure that this backport is acceptable for the release.
  • Even as a non-commiter, if you find that it is not acceptable, leave a comment.

[wolfgangwalther]

nixpkgs-review result

Generated using nixpkgs-review.

Command: nixpkgs-review pr 392567

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x86_64-linux

✅ 1 package built:

• mailcatcher

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aarch64-linux

✅ 1 package built:

• mailcatcher

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x86_64-darwin

✅ 1 package built:

• mailcatcher

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aarch64-darwin

✅ 1 package built:

• mailcatcher