fix(deps): update dependency mustache to v4.2.0

[renovate[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
mustache	4.0.1 -> 4.2.0

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Release Notes

janl/mustache.js

### [`v4.2.0`](https://togithub.com/janl/mustache.js/blob/master/CHANGELOG.md#​420--28-March-2021) [Compare Source](https://togithub.com/janl/mustache.js/compare/v4.1.0...v4.2.0) ##### Added - [#​773]: Add package.json `exports` field, by [@​manzt]. ### [`v4.1.0`](https://togithub.com/janl/mustache.js/blob/master/CHANGELOG.md#​410--6-December-2020) [Compare Source](https://togithub.com/janl/mustache.js/compare/v4.0.1...v4.1.0) ##### Added - [#​764]: `render()` now recognizes a config object argument, by [@​pineapplemachine]. ##### Fixed - [#​764]: Ask custom `escape` functions to escape all types of values (including `number`s), by [@​pineapplemachine].

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