SerializeField attribute marked as redundant on fields of type Vector2Int

[kbegiedza]

Actual:
SerializeField attribute is marked as redundant on fields of types: Vector2Int or Vector3Int.
No information about initialization from inspector is displayed.

Expected:
Should work as Vector2 / Vector3.

Environment:

OS: Ubuntu 20.04
Unity: 2020.2.0f1
IDE: Rider 2020.2.4
Unity Support version: bundled 2020.2.2.328

Repro:

using UnityEngine;

public class ResharperRepro : MonoBehaviour
{
    [SerializeField]
    private Vector2 _vector2;

    [SerializeField]
    private Vector2Int _vector2Int;
    
    [SerializeField]
    private Vector3 _vector3;
    
    [SerializeField]
    private Vector3Int _vector3Int;
}

Preview:
Rider IDE:

Unity inspector:

[citizenmatt]

This has been fixed in Rider 2020.3 (See #1923).