File dhat-use-datadir.patch of Package valgrind

diff --git a/dhat/Makefile.am b/dhat/Makefile.am
index 2aa4ac99e..4a571cb77 100644
--- a/dhat/Makefile.am
+++ b/dhat/Makefile.am
@@ -9,7 +9,7 @@ EXTRA_DIST = docs/dh-manual.xml dh_view.html dh_view.css dh_view.js
 #----------------------------------------------------------------------------
 
 # Ensure the viewer components get copied into the install tree.
-dhatdir = $(pkglibexecdir)
+dhatdir = $(pkgdatadir)
 dhat_DATA = dh_view.html dh_view.css dh_view.js
 
 #----------------------------------------------------------------------------