Remove unused .patch files

scripts/xml-loadadr.patch

Index: scripts/xml-loadadr.patch
===================================================================
--- scripts/xml-loadadr.patch	(revision 81227)
+++ scripts/xml-loadadr.patch	(working copy)
@@ -1,13 +0,0 @@
-Index: coregrind/m_debuginfo/readmacho.c
-===================================================================
---- coregrind/m_debuginfo/readmacho.c	(revision 10771)
-+++ coregrind/m_debuginfo/readmacho.c	(working copy)
-@@ -680,6 +682,8 @@
-    if (VG_(clo_verbosity) > 1)
-       VG_(message)(Vg_DebugMsg,
-                    "%s (%#lx)\n", di->filename, di->rx_map_avma );
-+   if (VG_(clo_xml))
-+      VG_(printf_xml)("<load_obj><obj>%s</obj><ip>%#lx</ip></load_obj>\n",  di->filename, di->rx_map_avma);
- 
-    /* This should be ensured by our caller. */
-    vg_assert(di->have_rx_map);