bump copyright date

git-svn-id: https://svn.r-project.org/R/trunk@82182 00db46b3-68df-0310-9c12-caf00c1e9a41

doc/manual/R-defs.texi

diff --git a/doc/manual/R-defs.texi b/doc/manual/R-defs.texi
index cdd1e71..6d52bac 100644
--- a/doc/manual/R-defs.texi
+++ b/doc/manual/R-defs.texi
@@ -44,7 +44,7 @@
 
 @c -- edit these here alone -- in order keep consistency
 @macro Rcopyright{year}
-Copyright @copyright{} \year\--2021 R Core Team
+Copyright @copyright{} \year\--2022 R Core Team
 @end macro
 
 @macro permission{}