docs(JS): Add docs for ZodErrors

[s1gr1d]

DESCRIBE YOUR PR

Documents getsentry/sentry-javascript#11144

closes #14626

SLA

• Teamwork makes the dream work, so please add a reviewer to your PRs.
• Please give the docs team up to 1 week to review your PR unless you've added an urgent due date to it.
  Thanks in advance for your help!

PRE-MERGE CHECKLIST

Make sure you've checked the following before merging your changes:

• Checked Vercel preview for correctness, including links
• PR was reviewed and approved by any necessary SMEs (subject matter experts)
• PR was reviewed and approved by a member of the Sentry docs team

[vercel]

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Project	Deployment	Preview	Comments	Updated (UTC)
sentry-docs	✅ Ready	Preview	Comment	Aug 12, 2025 0:34am

1 Skipped Deployment

Project	Deployment	Preview	Comments	Updated (UTC)
develop-docs	⬜️ Ignored	Preview		Aug 12, 2025 0:34am

[codecov]

Bundle Report

Changes will increase total bundle size by 249 bytes (0.0%) ⬆️. This is within the configured threshold ✅

Detailed changes

Bundle name	Size	Change
sentry-docs-client-array-push	9.9MB	-6 bytes (-0.0%) ⬇️
sentry-docs-server-cjs	12.43MB	255 bytes (0.0%) ⬆️

Affected Assets, Files, and Routes:

view changes for bundle: sentry-docs-server-cjs

Assets Changed:

Asset Name	Size Change	Total Size	Change (%)
1729.js	-3 bytes	1.78MB	-0.0%
../instrumentation.js	-3 bytes	1.1MB	-0.0%
9523.js	-3 bytes	1.08MB	-0.0%
../app/[[...path]]/page.js.nft.json	88 bytes	747.95kB	0.01%
../app/platform-redirect/page.js.nft.json	88 bytes	747.86kB	0.01%
../app/sitemap.xml/route.js.nft.json	88 bytes	745.34kB	0.01%

view changes for bundle: sentry-docs-client-array-push

Assets Changed:

Asset Name	Size Change	Total Size	Change (%)
static/chunks/pages/_app-*.js	-3 bytes	882.71kB	-0.0%
static/chunks/8321-*.js	-3 bytes	425.87kB	-0.0%
static/nqOFyCRME168HR3j4_eGV/_buildManifest.js (New)	684 bytes	684 bytes	100.0% 🚀
static/nqOFyCRME168HR3j4_eGV/_ssgManifest.js (New)	77 bytes	77 bytes	100.0% 🚀
static/TIKBLC3Ybus-*.js (Deleted)	-684 bytes	0 bytes	-100.0% 🗑️
static/TIKBLC3Ybus-*.js (Deleted)	-77 bytes	0 bytes	-100.0% 🗑️