doc: update copyright year (#31022)

simon04 · jreback · commit bea57898922c · 2020-01-14T22:04:47.000-05:00
diff --git a/doc/source/conf.py b/doc/source/conf.py
@@ -137,7 +137,7 @@
 
 # General information about the project.
 project = "pandas"
-copyright = "2008-2014, the pandas development team"
+copyright = "2008-2020, the pandas development team"
 
 # The version info for the project you're documenting, acts as replacement for
 # |version| and |release|, also used in various other places throughout the
