add Jakub MatouĊĦek to the credits

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@12159 a1c6a512-1295-4272-9138-f99709370657
diff --git a/docs/CREDITS b/docs/CREDITS
index fb27eaf..d40e975 100644
--- a/docs/CREDITS
+++ b/docs/CREDITS
@@ -266,3 +266,4 @@
 Gary Allen
 John BouAntoun
 Tomasz Mon
+Jakub Matoušek