fix: allow all Python 3.6 versions (#38)

Allow all Python 3.6 versions, as some operating systems (e.g. Ubuntu
20.04) use an older Python 3.6 version by default.

Signed-off-by: Roald Nefs <info@roaldnefs.com>

Author: roaldnefs

setup.py

@@ -41,7 +41,7 @@ def get_long_description() -> str:
     packages=find_packages(),
     include_package_data=True,
     install_requires=["cryptography>=3.3.1", "requests>=2.25.1"],
-    python_requires=">=3.6.12",
+    python_requires=">=3.6",
     entry_points={},
     classifiers=[
         "Development Status :: 1 - Planning",