fix readthedocs

.readthedocs.yaml

@@ -1,5 +1,10 @@
 version: 2
 
+build:
+    os: ubuntu-22.04
+    tools:
+        python: "3.11"
+
 sphinx:
     configuration: doc/conf.py
 
@@ -8,6 +13,5 @@ formats:
     - pdf
 
 python:
-    version: "3.7"
     install:
         - requirements: doc/requirements.txt

doc/conf.py

@@ -54,7 +54,7 @@ master_doc = 'index'
 
 # General information about the project.
 project = 'FOSHttpCache'
-copyright = u'2014–2018, FriendsOfSymfony'
+copyright = u'2014–now, FriendsOfSymfony'
 
 # The version info for the project you're documenting, acts as replacement for
 # |version| and |release|, also used in various other places throughout the