psa_its_set() function

A status indicating the success/failure of the operation #PSA_SUCCESS The operation completed successfully #PSA_ERROR_NOT_PERMITTED The operation failed because the provided `uid` value was already created with PSA_STORAGE_FLAG_WRITE_ONCE #PSA_ERROR_NOT_SUPPORTED The operation failed because one or more of the flags provided in `create_flags` is not supported or is not valid #PSA_ERROR_INSUFFICIENT_STORAGE The operation failed because there was insufficient space on the storage medium #PSA_ERROR_STORAGE_FAILURE The operation failed because the physical storage has failed (Fatal error) #PSA_ERROR_INVALID_ARGUMENT The operation failed because one of the provided pointers(`p_data`) is invalid, for example is `NULL` or references memory the caller cannot access