utils.memoize2of4 is not a function

[Jomik]

Describe the bug
It complains about a missing function, utils.memoize2of4.

To Reproduce
Steps to reproduce the behavior:

1. run graphql codegen

Expected behavior
It executes without error and writes my schema to the given file.

Screenshots

Versions (please complete the following information):

• "@graphql-cli/codegen": "2.2.3",
• "@graphql-codegen/schema-ast": "2.4.1",
• "graphql-cli": "4.1.0",

Additional context

schema:
  - './schema.graphql'
documents: './src/**/*.{ts,tsx}'
extensions:
  languageService:
    useSchemaFileDefinitions: true
  codegen:
    generates:
      ./schema.graphql:
        schema:
          - ./data/relay-compiler-directives.graphql
          - https://a.url.com/graphql:
              headers:
                Authorization: $GRAPHQL_INTROSPECTION_TOKEN
        plugins:
          - schema-ast

  "resolutions": {
    "graphql": "15.5.3",
    "graphql-config": "4.1.0"
  },

[BenjaminG]

In my case I had to delete all the node_modules dir, then yarn install and it works again.