docs: Generate Rails v8.0.3 documents

[toshimaru]

• Generate Rails v8.0.3 docs

[Copilot]

Pull Request Overview

This PR updates the documentation for Rails from version 8.0.0 to 8.0.3. The changes primarily involve updating version references throughout the HTML documentation files.

Reviewed Changes

Copilot reviewed 300 out of 2704 changed files in this pull request and generated no comments.

Show a summary per file

• Updates Rails version references from "8.0.0" to "8.0.3" in banner elements
• Updates GitHub repository commit hashes in source code links
• Makes minor improvements to documentation linking
• Adds some missing attributes in documentation and minor bug fixes

File	Description
Various ActionDispatch HTML files	Updates version banners from 8.0.0 to 8.0.3
Source code links	Updates commit hashes from dd8f7185... to 529f933f...
Response.html	Adds missing response attribute documentation
PublicExceptions.html	Adds HEAD request handling logic
Response.html	Updates body assignment and status handling logic

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