Remove binary wheel restriction

Author: domdfcoding

.github/workflows/python_ci_linux.yml

@@ -69,7 +69,6 @@ jobs:
           python -m pip install --upgrade pip setuptools wheel
           python -m pip install --upgrade tox~=3.0 virtualenv!=20.16.0
           python -m pip install --upgrade coverage_pyver_pragma
-          pip config set global.prefer-binary true
 
       - name: "Run Tests for Python ${{ matrix.config.python-version }}"
         if: steps.setup-python.outcome == 'success'

repo_helper.yml

@@ -209,15 +209,3 @@ third_party_version_matrix:
     - 8.1
     - 8.2
 #    - latest
-
-# Prefery binary wheels for older versions over sdists for newer ones
-github_ci_requirements:
- Linux:
-  post:
-   - pip config set global.prefer-binary true
- Windows:
-  post:
-   - pip config set global.prefer-binary true
- macOS:
-  post:
-   - pip config set global.prefer-binary true