remove obsolete file

package/valgrind/patches/patch-configure.orig

@@ -1,11 +0,0 @@
---- valgrind-3.6.0.orig/configure	2010-10-21 03:16:18.000000000 +0200
-+++ valgrind-3.6.0/configure	2011-02-14 17:25:41.000000000 +0100
-@@ -5345,7 +5345,7 @@ $as_echo "ok (${host_os})" >&6; }
-         { $as_echo "$as_me:${as_lineno-$LINENO}: checking for the kernel version" >&5
- $as_echo_n "checking for the kernel version... " >&6; }
- 
--        kernel=`uname -r`
-+        kernel=2.6
- 
-         case "${kernel}" in
-              2.6.*)