feat: add Create: Diesel Generators mod

[JaronZ]

Resolves #58

[Copilot]

Pull Request Overview

This PR adds the "Create: Diesel Generators" mod to the Forgeworks modpack, resolving issue #58. The change integrates a new mod that presumably adds diesel generator functionality to the Create mod ecosystem.

• Adds Create: Diesel Generators mod configuration file with CurseForge metadata
• Updates the modpack index to include the new mod entry
• Updates the pack hash to reflect the modpack changes

Reviewed Changes

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

File	Description
pack.toml	Updates the modpack hash to reflect the addition of the new mod
create-diesel-generators.pw.toml	Adds mod configuration with CurseForge download metadata and version info
index.toml	Registers the new mod file in the modpack index with appropriate hash

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