[docs] Automatically update copyright year in libc++.
NOKEYCHECK=True
GitOrigin-RevId: 40f783434b0b3bc69c90317a9b8d2e6fb6d95606
diff --git a/docs/conf.py b/docs/conf.py
index 5516cdb..f3c904c 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -41,7 +41,7 @@
# General information about the project.
project = u'libc++'
-copyright = u'2011-2021, LLVM Project' % date.today().year
+copyright = u'2011-%d, LLVM Project' % date.today().year
# The version info for the project you're documenting, acts as replacement for
# |version| and |release|, also used in various other places throughout the