Update GraphQL gems

What does this MR do and why?

This MR updates graphql gem to 2.3.5, with CHANGELOG.

Changes: diffend

How to set up and validate locally

N/A

MR acceptance checklist

This checklist encourages us to confirm any changes have been analyzed to reduce risks in quality, performance, reliability, security, and maintainability.

• I have evaluated the MR acceptance checklist for this MR.