Update copyright year in forgotten places

found by Stefan Kaltenbrunner

doc/src/sgml/legal.sgml

@@ -1,7 +1,7 @@
 <!-- $PostgreSQL: pgsql/doc/src/sgml/legal.sgml,v 1.24 2009/01/01 17:23:34 momjian Exp $ -->
 
 <copyright>
- <year>1996-2009</year>
+ <year>1996-2012</year>
  <holder>The PostgreSQL Global Development Group</holder>
 </copyright>
 
@@ -9,7 +9,7 @@
  <title>Legal Notice</title>
 
  <para>
-  <productname>PostgreSQL</productname> is Copyright &copy; 1996-2009
+  <productname>PostgreSQL</productname> is Copyright &copy; 1996-2012
   by the PostgreSQL Global Development Group and is distributed under
   the terms of the license of the University of California below.
  </para>

src/interfaces/libpq/libpq.rc.in

@@ -17,7 +17,7 @@ BEGIN
             VALUE "FileDescription", "PostgreSQL Access Library\0"
             VALUE "FileVersion", "8.4.12\0"
             VALUE "InternalName", "libpq\0"
-            VALUE "LegalCopyright", "Copyright (C) 2009\0"
+            VALUE "LegalCopyright", "Copyright (C) 2012\0"
             VALUE "LegalTrademarks", "\0"
             VALUE "OriginalFilename", "libpq.dll\0"
             VALUE "ProductName", "PostgreSQL\0"