AdditiveFOAM 2.0.0 Release

[colemanjs]

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Pre-release checklist:

• Add nLightAFX heat source
• Add projectedGaussian heat source
• Migrate main branch to OpenFOAM-13
• Merge PR for AMR
• Correct latent heat release for changing cell volumes
• Fix moveMesh for mass conservation with changing cell volumes

[colemanjs]

• Set default refinementModel to none if dictionary no present in file