FED-2136 Deprecate optional value argument in useRef hook & createContext fn

[aaronlademann-wf]

Motivation

Consumers of useRef/createContext setting an initial / default value should use useRefInit / createContextInit instead to prepare for null safety.

Changes

Formally deprecate the optional initialValue / defaultValue args in the aforementioned hooks.

QA

• Passing CI

[aviary-wf]

Security Insights

No security relevant content was detected by automated scans.

Action Items

• Review PR for security impact; comment "security review required" if needed or unsure
• Verify aviary.yaml coverage of security relevant code

---

Questions or Comments? Reach out on Slack: #support-infosec.

[aaronlademann-wf]

QA +1

• Passing CI

@Workiva/release-management-pp

[rmconsole-wf]

+1 from RM