Exclude Requirements from Issues list

What does this MR do and why?

Fixes a bug where project Requirements were showing up within Issues List due to GraphQL query not utilizing types variable to include only ISSUE, INCIDENT, and TEST_CASE types.

Screenshots or screen recordings

NA

How to set up and validate locally

Numbered steps to set up and validate the change are strongly suggested.

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.

Related to #363388 (closed)