fix(deps): update rust crate tera to v2

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
tera	dependencies	major	1.20.0 → 2.0.0

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Release Notes

Keats/tera (tera)

v2.1.1

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• Fix component default value not allowing negative numbers
• Fix component default value not checking whether default value matches expected type

v2.1.0

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• Add .iter() method to Kwargs
• Add Tera::contains_component and Tera::get_component_names

v2.0.0

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see migration guide for all the changes.

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