Linked GraphQL docs output

What does this MR do?

This is a follow-up to !55901 (merged) which introduces linked GraphQL docs.

This makes the following changes:

• adds mutations to the output (with fields and arguments)
• adds arguments for non-top-level fields
• adds input types to the output
• links deprecated fields to their replacements
• adds a connections section to reduce duplication of connection arguments

Fixes #221181 (closed)

Does this MR meet the acceptance criteria?

Conformity

• 📋 Does this MR need a changelog?
  • I have included a changelog entry.
• Documentation (if required)
• Code review guidelines
• Merge request performance guidelines
• Style guides
• Database guides
• Separation of EE specific content

Availability and Testing

• Review and add/update tests for this feature/bug. Consider all test levels. See the Test Planning Process.
• Tested in all supported browsers