Update dependency sitemap to v4

[renovate-bot]

This PR contains the following updates:

Package	Type	Update	Change
sitemap	devDependencies	major	2.2.0 -> 4.1.1

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Release Notes

ekalinin/sitemap.js

v4.1.1

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Add a pretty print option to toString(false)
pass true pretty print

Add an xmlparser that will output a config that would generate that same file

cli:
use --parser to output the complete config --line-separated to print out line
separated config compatible with the --json input option for cli

lib: import parseSitemap and pass it a stream

v4.0.2

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Fix npx script error - needs the shebang

v4.0.1

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Validation functions which depend on xmllint will now warn if you do not have xmllint installed.

v3.2.2

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• revert https everywhere added in 3.2.0. xmlns is not url.
  • adds alias for lastmod in the form of lastmodiso
  • fixes bug in lastmod option for buildSitemapIndex where option would be overwritten if a lastmod option was provided with a single url
  • fixes #​201, fixes #​203

v3.2.1

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• no really fixes ts errors for real this time
  • fixes #​193 in PR #​198

v3.2.0

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• fixes #​192, fixes #​193 typescript errors
  • correct types on player:loc and restriction:relationship types
  • use https urls in xmlns

v3.1.0

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• fixes #​187, #​188 typescript errors
• adds support for full precision priority #​176

v3.0.0

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• Converted project to typescript
• properly encode URLs #​179
• updated core dependency

breaking changes

This will likely not break anyone's code but we're bumping to be safe

• root domain URLs are now suffixed with / (eg. https://www.ya.ru -> https://www.ya.ru/) This is a side-effect of properly encoding passed in URLs

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