Remove code-coverage from requirements - codecov wants way too many permissions…

…and I don't really see the benefit given the state of this project

Author: Byron

.github/workflows/pythonpackage.yml

@@ -52,19 +52,8 @@ jobs:
         set -x
         pip install nose
         nosetests -v --with-coverage
-    - name: Coverage
-      run: |
-        pip install codecov
-        ulimit -n 128
-        ulimit -n
-        coverage run --omit="git/test/*" -m unittest --buffer
-        coverage report
     - name: Documentation
       run: |
         set -x
         pip install -r doc/requirements.txt
-        make -C doc html
-    - name: Codecov upload
-      run: |
-        codecov
-
+        make -C doc html

README.md

@@ -186,7 +186,6 @@ New BSD License.  See the LICENSE file.
 
 ### DEVELOPMENT STATUS
 
-[![codecov](https://codecov.io/gh/gitpython-developers/GitPython/branch/master/graph/badge.svg)](https://codecov.io/gh/gitpython-developers/GitPython)
 ![Python package](https://github.com/gitpython-developers/GitPython/workflows/Python%20package/badge.svg)
 [![Documentation Status](https://readthedocs.org/projects/gitpython/badge/?version=stable)](https://readthedocs.org/projects/gitpython/?badge=stable)
 [![Packaging status](https://repology.org/badge/tiny-repos/python:gitpython.svg)](https://repology.org/metapackage/python:gitpython/versions)