message: docs: update section name on README
diff: @@ -51,9 +51,7 @@ After loading this, you can use `KintoneRestAPIClient` directly.
  NOTE: The UMD links are using the `latest` tag to point to the latest version of the library. This pointer is unstable, it shifts as we release new versions. You should consider pointing to a specific version, such as `v1.0.0`.
  -## KintoneRestAPIClient
  -
  -> TODO: Better section name?
  +## Parameters for `KintoneRestAPIClient`
  | Name | Type | Required | Description |
  | ------------------ | :--------------: | :-------------------------: | ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
  