code is of RegionCode type but returned string instead

[nakib103]

Description

code under slice is termed as RegionCode type in the schema -
https://github.com/Ensembl/ensembl-hypsipyle/blob/1e5e09c58cfa3f4fd358088b85f7fe2cef24d0f6/common/schemas/slice.graphql#L24C9-L24C19

But returned as string -

ensembl-hypsipyle/common/file_model/variant.py

Line 130 in 1e5e09c

"code": "chromosome",

Example query

query variant_example {
  variant(
    by_id: {genome_id: "a7335667-93e7-11ec-a39d-005056b38ce3", variant_id: "2:10171:rs1572047411"}
  ) {
    name
    slice {
      default
      region {
        name
        code
        topology
      }
    }
  }
}