feat: add support for cachetools 6.0 (#1773)

Author: k4nar

setup.py

@@ -20,7 +20,7 @@
 
 
 DEPENDENCIES = (
-    "cachetools>=2.0.0,<6.0",
+    "cachetools>=2.0.0,<7.0",
     "pyasn1-modules>=0.2.1",
     # rsa==4.5 is the last version to support 2.7
     # https://github.com/sybrenstuvel/python-rsa/issues/152#issuecomment-643470233