Update copyright for 2021

bmomjian · bmomjian · commit 0709b644239e · 2021-01-02T13:06:24.000-05:00
Backpatch-through: 9.5
diff --git a/COPYRIGHT b/COPYRIGHT
@@ -1,7 +1,7 @@
 PostgreSQL Database Management System
 (formerly known as Postgres, then as Postgres95)
 
-Portions Copyright (c) 1996-2020, PostgreSQL Global Development Group
+Portions Copyright (c) 1996-2021, PostgreSQL Global Development Group
 
 Portions Copyright (c) 1994, The Regents of the University of California
 
diff --git a/doc/src/sgml/legal.sgml b/doc/src/sgml/legal.sgml
@@ -1,17 +1,17 @@
 <!-- doc/src/sgml/legal.sgml -->
 
-<date>2020</date>
+<date>2021</date>
 
 <copyright>
- <year>1996-2020</year>
+ <year>1996-2021</year>
  <holder>The PostgreSQL Global Development Group</holder>
 </copyright>
 
 <legalnotice id="legalnotice">
  <title>Legal Notice</title>
 
  <para>
-  <productname>PostgreSQL</productname> is Copyright &copy; 1996-2020
+  <productname>PostgreSQL</productname> is Copyright &copy; 1996-2021
   by the PostgreSQL Global Development Group.
  </para>
 
