Consolidate iteration filters for issues

What does this MR do and why?

Consolidate iteration filters for issues

• Match issues list and issue boards iteration filter
• Use iterationCadenceId
• Make Current and Any options available per cadence for Issues list
• Move fetching of cadences to IterationToken component

MR acceptance checklist

Please evaluate this MR against the MR acceptance checklist. It helps you analyze changes to reduce risks in quality, performance, reliability, security, and maintainability.

Screenshots or screen recordings

Before	After

How to set up and validate locally

1. Visit issues list (works for both projects and groups)
2. Select Iteration filter
3. Verify that Any and Current options are available for each cadence
4. Test filters (some issues will need to be assigned to some iterations to verify filtering works as expected)

Related to #462745 (closed)