fix(deps): update rust crate xml-rs to 0.8.20 - autoclosed

[renovate[bot]]

This PR contains the following updates:

Package	Type	Update	Change
xml-rs (source)	dependencies	patch	0.8.4 -> 0.8.20

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Release Notes

kornelski/xml-rs (xml-rs)

### [`v0.8.20`](https://togithub.com/kornelski/xml-rs/blob/HEAD/Changelog.md#Version-0820) [Compare Source](https://togithub.com/kornelski/xml-rs/compare/0.8.19...0.8.20) - Fixed escaping of literal `]]>` in CDATA ### [`v0.8.19`](https://togithub.com/kornelski/xml-rs/blob/HEAD/Changelog.md#Version-0819) [Compare Source](https://togithub.com/kornelski/xml-rs/compare/0.8.18...0.8.19) - Fixed whitespace event when parsing DOCTYPE with internal subset ### [`v0.8.18`](https://togithub.com/kornelski/xml-rs/blob/HEAD/Changelog.md#Version-0818) [Compare Source](https://togithub.com/kornelski/xml-rs/compare/0.8.17...0.8.18) - Option to tolerate invalid entities and chars ### [`v0.8.17`](https://togithub.com/kornelski/xml-rs/blob/HEAD/Changelog.md#Version-0817) [Compare Source](https://togithub.com/kornelski/xml-rs/compare/0.8.16...0.8.17) - Added configuration for document size/complexity limits. ### [`v0.8.16`](https://togithub.com/kornelski/xml-rs/blob/HEAD/Changelog.md#Version-0816) [Compare Source](https://togithub.com/kornelski/xml-rs/compare/0.8.15...0.8.16) - Fixed error line numbers when parsing CDATA as characters ### [`v0.8.15`](https://togithub.com/kornelski/xml-rs/blob/HEAD/Changelog.md#Version-0815) [Compare Source](https://togithub.com/kornelski/xml-rs/compare/0.8.14...0.8.15) - Improved speed of parsing elements with huge number of arguments ### [`v0.8.14`](https://togithub.com/kornelski/xml-rs/blob/HEAD/Changelog.md#Version-0814) [Compare Source](https://togithub.com/kornelski/xml-rs/compare/0.8.13...0.8.14) - Fixed error line numbers when ignoring comments ### [`v0.8.13`](https://togithub.com/kornelski/xml-rs/blob/HEAD/Changelog.md#Version-0813) [Compare Source](https://togithub.com/kornelski/xml-rs/compare/0.8.12...0.8.13) - Backward-compatibility fix ### [`v0.8.12`](https://togithub.com/kornelski/xml-rs/blob/HEAD/Changelog.md#Version-0812) [Compare Source](https://togithub.com/kornelski/xml-rs/compare/0.8.11...0.8.12) - Improved conformance of parsing invalid codepoints, XML prolog - Reduced number of allocations ### [`v0.8.11`](https://togithub.com/kornelski/xml-rs/blob/HEAD/Changelog.md#Version-0811) [Compare Source](https://togithub.com/kornelski/xml-rs/compare/0.8.10...0.8.11) - Improved conformance of PI - Forbidden invalid multiple root elements, unless an option allowing them is enabled. ### [`v0.8.10`](https://togithub.com/kornelski/xml-rs/blob/HEAD/Changelog.md#Version-0810) [Compare Source](https://togithub.com/kornelski/xml-rs/compare/0.8.9...0.8.10) - Improved parsing conformance - Internal error handling improvements ### [`v0.8.9`](https://togithub.com/kornelski/xml-rs/blob/HEAD/Changelog.md#Version-089) [Compare Source](https://togithub.com/kornelski/xml-rs/compare/0.8.8...0.8.9) - Added support for UTF-16 and ASCII - Fixed CDATA parsing - Added PE entities parsing ### [`v0.8.8`](https://togithub.com/kornelski/xml-rs/blob/HEAD/Changelog.md#Version-088) [Compare Source](https://togithub.com/kornelski/xml-rs/compare/0.8.7...0.8.8) - Added recursive entity expansion (with length protection) - Expanded parsing of DTD ### [`v0.8.7`](https://togithub.com/kornelski/xml-rs/blob/HEAD/Changelog.md#Version-087) [Compare Source](https://togithub.com/kornelski/xml-rs/compare/0.8.6...0.8.7) - Basic parsing of DTD internal subset - Speed improvements ### [`v0.8.6`](https://togithub.com/kornelski/xml-rs/blob/HEAD/Changelog.md#Version-086) [Compare Source](https://togithub.com/kornelski/xml-rs/compare/0.8.5...0.8.6) - Fixed parsing of incorrectly nested comments and processing instructions ### [`v0.8.5`](https://togithub.com/kornelski/xml-rs/blob/HEAD/Changelog.md#Version-085) [Compare Source](https://togithub.com/kornelski/xml-rs/compare/0.8.4...0.8.5) - Updated source code to edition 2018 and fixed/updated some Rust idioms.

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