Docs updates for Java SDK v8

[adinauer]

We only want to merge this PR once Java SDK v8 has been released (GA).

We're merging other PRs that have been reviewed into here, so there shouldn't be a need to review this again in detail - you may still do so if you want :-)

[vercel[bot]]

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Name	Status	Preview	Comments	Updated (UTC)
sentry-docs	✅ Ready (Inspect)	Visit Preview	💬 Add feedback	Nov 20, 2024 5:12am

2 Skipped Deployments

| Name | Status | Preview | Comments | Updated (UTC) | | :--- | :----- | :------ | :------- | :------ | | **changelog** | ⬜️ Ignored ([Inspect](https://vercel.com/sentry/changelog/11dSxTcC2nifVWZT7ijdp5X1Pedp)) | [Visit Preview](https://changelog-git-feat-java-v8-changes.sentry.dev) | | Nov 20, 2024 5:12am | | **develop-docs** | ⬜️ Ignored ([Inspect](https://vercel.com/sentry/develop-docs/2TAcVuB5Tcok5F12Hj6vDWJ4uCRH)) | [Visit Preview](https://develop-docs-git-feat-java-v8-changes.sentry.dev) | | Nov 20, 2024 5:12am |

[codecov[bot]]

Bundle Report

Changes will decrease total bundle size by 15 bytes (-0.0%) :arrow_down:. This is within the configured threshold :white_check_mark:

Detailed changes

| Bundle name | Size | Change | | ----------- | ---- | ------ | | sentry-docs-server-cjs | 8.6MB | 9 bytes (-0.0%) :arrow_down: | | sentry-docs-client-array-push | 8.94MB | 6 bytes (-0.0%) :arrow_down: |