fix: Use _RESOLVER_TYPE as the type for the resolver on field, so the…

[guizesilva]

… correct type is returned when using a resolver with arguments.

Description

Relate to this issue, use the type _RESOLVER_TYPE for field's resolver type, so it returns the correct type when using a resolver with arguments, and stop pyright from complaining about incorrect types.

Types of Changes

• [] Core
• [x] Bugfix
• [ ] New feature
• [ ] Enhancement/optimization
• [ ] Documentation

Issues Fixed or Closed by This PR

• Closes #411

Checklist

• [x] My code follows the code style of this project.
• [ ] My change requires a change to the documentation.
• [ ] I have updated the documentation accordingly.
• [x] I have read the CONTRIBUTING document.
• [ ] I have added tests to cover my changes.
• [x] I have tested the changes and verified that they work and don't break anything (as well as I can manage).

[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Comparison is base (056ab2f) 87.12% compared to head (182c3da) 87.12%.

Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #412 +/- ## ======================================= Coverage 87.12% 87.12% ======================================= Files 36 36 Lines 3091 3091 ======================================= Hits 2693 2693 Misses 398 398 ``` | [Files](https://app.codecov.io/gh/strawberry-graphql/strawberry-graphql-django/pull/412?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=strawberry-graphql) | Coverage Δ | | |---|---|---| | [strawberry\_django/fields/field.py](https://app.codecov.io/gh/strawberry-graphql/strawberry-graphql-django/pull/412?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=strawberry-graphql#diff-c3RyYXdiZXJyeV9kamFuZ28vZmllbGRzL2ZpZWxkLnB5) | `96.98% <ø> (ø)` | |

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