Unpin dependencies, allowing later versions.

Author: jaraco

setup.cfg

@@ -26,13 +26,13 @@ packages = find_namespace:
 # include_package_data = true
 python_requires = >=3.6
 install_requires =
-	packaging==20.4
-	pyparsing==2.2.1
-	ordered-set==3.1.1
-	more_itertools==8.8.0
+	packaging>=20.4
+	pyparsing>=2.2.1
+	ordered-set>=3.1.1
+	more_itertools>=8.8.0
 
 	# for pkg_resources
-	appdirs==1.4.3
+	appdirs>=1.4.3
 
 [options.packages.find]
 exclude =