fix(platform): Filter versioned integrations in platform selector

[chargome]

fixes https://linear.app/getsentry/issue/ENG-4597/integration-dropdown-shows-duplicate-entries-for-versioned-index-page

[linear]

ENG-4597 Integration dropdown shows duplicate entries for versioned index page

[vercel]

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Name	Status	Preview	Comments	Updated (UTC)
develop-docs	✅ Ready (Inspect)	Visit Preview	💬 Add feedback	Jul 15, 2025 2:58pm
sentry-docs	✅ Ready (Inspect)	Visit Preview	💬 Add feedback	Jul 15, 2025 2:58pm

[codecov]

Bundle Report

Changes will increase total bundle size by 989 bytes (0.0%) ⬆️. This is within the configured threshold ✅

Detailed changes

Bundle name	Size	Change
sentry-docs-client-array-push	9.83MB	-6 bytes (-0.0%) ⬇️
sentry-docs-server-cjs	11.92MB	995 bytes (0.01%) ⬆️

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	1.67MB	-0.0%
../instrumentation.js	-3 bytes	996.78kB	-0.0%
9523.js	-3 bytes	972.72kB	-0.0%
../app/[[...path]]/page.js.nft.json	325 bytes	706.46kB	0.05%
../app/platform-redirect/page.js.nft.json	325 bytes	706.37kB	0.05%
../app/sitemap.xml/route.js.nft.json	325 bytes	704.34kB	0.05%
4873.js	29 bytes	89.3kB	0.03%

Files in 4873.js:

• ./src/docTree.ts → Total Size: 10.96kB

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	879.57kB	-0.0%
static/chunks/1831-*.js	-3 bytes	422.11kB	-0.0%
server/middleware-*.js	5.55kB	6.55kB	555.3% ⚠️
server/middleware-*.js	-5.55kB	1.0kB	-84.74%
static/drK1QvOiDrXScfgClnE0Z/_buildManifest.js (New)	684 bytes	684 bytes	100.0% 🚀
static/drK1QvOiDrXScfgClnE0Z/_ssgManifest.js (New)	77 bytes	77 bytes	100.0% 🚀
static/bcBTp5gbUwKKzS4TLnvvM/_buildManifest.js (Deleted)	-684 bytes	0 bytes	-100.0% 🗑️
static/bcBTp5gbUwKKzS4TLnvvM/_ssgManifest.js (Deleted)	-77 bytes	0 bytes	-100.0% 🗑️