chore: Ensure building delegates are static

[dr1rrb]

GitHub Issue (If applicable): #

Refactoring

Ensure building delegates are static

What is the current behavior?

Building delegates are not flagged as static allowing invalid usage

What is the new behavior?

They are flagged as static so it's clear when we use a closure

PR Checklist

• Tested code with current supported SDKs
• Docs have been added/updated which fit documentation template. (for bug fixes / features)
• Unit Tests and/or UI Tests for the changes have been added (for bug fixes / features) (if applicable)
• Wasm UI Tests are not showing unexpected any differences. Validate PR Screenshots Compare Test Run results.
• Contains NO breaking changes
• Updated the Release Notes
• Associated with an issue (GitHub or internal)