Keep copyright up to date in documentation

Alec Delaney · Alec Delaney · commit b7593f69a4e7 · 2022-08-22T21:36:32.000-04:00
diff --git a/docs/conf.py b/docs/conf.py
@@ -6,6 +6,7 @@
 
 import os
 import sys
+import datetime
 
 sys.path.insert(0, os.path.abspath(".."))
 
