chore(deps): update dependency @vuepress/plugin-docsearch to v2.0.0-beta.50-pre.1 in package.json

[renovate]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
@vuepress/plugin-docsearch (source)	2.0.0-beta.60 -> 2.0.0-beta.50-pre.1

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Release Notes

vuepress/vuepress-next

v2.0.0-beta.63

Compare Source

Bug Fixes

• plugin-medium-zoom: avoid inject error in ssr mode (close #​1338) (#​1339) (5a56c9b)
• theme-default: fix languages locale config (close #​1345) (2edad72)

v2.0.0-beta.62

Compare Source

Bug Fixes

• core: ensure page.title isString (close #​1306) (#​1308) (644b406)
• plugin-docsearch: allow using slash key to init docsearch (#​1323) (3382bb1)
• plugin-theme-data: remove locales field in themeLocaleData (close #​1287) (#​1313) (d91996f)

Build System

• bump dependencies, drop node 14 (#​1311) (a8c30ee)

Features

• bump vue to 3.3 (#​1327) (bebadea)
• bundler-vite: bump vite to 4.3 and temporarily remove manualChunks (#​1328) (031563e)
• markdown: support relative image links without ./ (#​1103) (b7d71be)
• theme-default: improve css variable acquisition (#​1322) (eb0d0ea)

Performance Improvements

• shared: reduce regexp match usage (#​1315) (23bdec6)

BREAKING CHANGES

• markdown: for markdown image syntax ![alt](path), paths without ./ or / or protocol will be treated as relative links
• drop support for node 14

v2.0.0-beta.61

Compare Source

Bug Fixes

• client: avoid updating routeLocale on route hash change (#​1253) (5eb9489)
• markdown: render token attrs in code block (#​1220) (b4e313b)
• theme-default: fix site name text overflow style (#​1260) (95363a5)

Features

• core: attach markdownEnv to page object (#​1228) (8a63e19)
• markdown: add error log for importCode plugin (#​1273) (b722a62)
• plugin-docsearch: load docsearch asynchronously (close #​1247) (#​1254) (f5d5b11)
• plugin-docsearch: support indexBase option (close #​1223) (#​1224) (23a4c68)

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