Accept FS #9394 by Christian Lees and extend it to all PP targets with a WM8731: More samplerates for playback and recording. Only tested on H10 but should work on the others too.

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@18662 a1c6a512-1295-4272-9138-f99709370657
diff --git a/docs/CREDITS b/docs/CREDITS
index 8571aa3..76b8680 100644
--- a/docs/CREDITS
+++ b/docs/CREDITS
@@ -418,6 +418,7 @@
 Volker Mische
 Vitja Makarov
 Francisco Vila
+Christian Lees
 
 The libmad team
 The wavpack team