[Defect]: Variant pattern for SP800-108 missing choice for KBKDF (Key Based Key Derivation Function)

[meghsaha-ibm]

Describe the defect

Variant pattern for SP800-108 missing choice for KBKDF (Key Based Key Derivation Function).

Additional context

The issue is data-quality / naming defect in the Cryptography Registry and can be fixed without changing schema behavior or introducing new algorithms.