update README.md

Author: CheeseCake87

README.md

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 # Flask-Pydantic
 
-[![Actions Status](https://github.com/bauerji/flask_pydantic/workflows/Tests/badge.svg?branch=master)](https://github.com/bauerji/flask_pydantic/actions/workflows/tests.yml)
 [![PyPI](https://img.shields.io/pypi/v/Flask-Pydantic?color=g)](https://pypi.org/project/Flask-Pydantic/)
-[![Language grade: Python](https://img.shields.io/lgtm/grade/python/g/bauerji/flask_pydantic.svg?logo=lgtm&logoWidth=18)](https://lgtm.com/projects/g/bauerji/flask_pydantic/context:python)
 [![License](https://img.shields.io/badge/license-MIT-purple)](https://github.com/bauerji/flask_pydantic/blob/master/LICENSE)
 [![Code style](https://img.shields.io/badge/code%20style-black-black)](https://github.com/psf/black)