also bump test requirements on requests

setup.py

@@ -23,7 +23,7 @@ setup(
     author="Teklia",
     author_email="contact@teklia.com",
     url="https://teklia.com",
-    python_requires=">=3.6",
+    python_requires=">=3.7",
     install_requires=install_requires,
     extras_require={"docs": requirements("docs-requirements.txt")},
     packages=find_packages(),

tests-requirements.txt

 pytest==7.1.2
 pytest-mock==3.8.2
 pytest-responses==0.5.0
-requests==2.27.1
+requests==2.28.1