Eleventy Utils v2.0.0

• BREAKING: Node 18+
• Removes normalize-path internal dependency (now a zero dependency package)
• docs: JSDoc tweaks. by @Zearin in #4
• refactor,test: Rewrite tests using Node test runner by @Zearin in #2
• Shipping with @11ty/[email protected] and 3.0.1-alpha.1 11ty/eleventy#3595

Full Changelog: v1.0.3...v2.0.0