[sdk/kdesrc-build/docbook_historied_per_file] doc: Update copyright years.

[Michael Pyne]

Git commit 97a849a6db37f8572c1922cc3beb47f3241b95d5 by Michael Pyne.
Committed on 14/03/2020 at 18:03.
Pushed by ashark into branch 'docbook_historied_per_file'.

Update copyright years.

Original commit: 241a6775
https://invent.kde.org/sdk/kdesrc-build/-/commit/241a6775bc8c2fbcc30983165a2cb3856c5f1656

M  +1    -1    doc/index.docbook

https://invent.kde.org/sdk/kdesrc-build/-/commit/97a849a6db37f8572c1922cc3beb47f3241b95d5

diff --git a/doc/index.docbook b/doc/index.docbook
index e74c2e86..8f17fd5e 100644
--- a/doc/index.docbook
+++ b/doc/index.docbook
@@ -2,7 +2,7 @@
 <!DOCTYPE book PUBLIC "-//KDE//DTD DocBook XML V4.5-Based Variant V1.1//EN" "dtd/kdedbx45.dtd" [
   <!--
     Documentation for kdesrc-build.
-    Copyright (c) 2005-2008, 2010-2019 Michael Pyne <mpyne at kde.org>
+    Copyright (c) 2005-2008, 2010-2020 Michael Pyne <mpyne at kde.org>
 
     Copyright (c) 2005 Carlos Leonhard Woelz <carloswoelz at imap-mail.com>
     Copyright (c) 2009 Burkhard Lück <lueck at hube-lueck.de>