remove file overlooked in last commit

graphics/plotutils/patches/patch-aa

@@ -1,24 +0,0 @@
-$NetBSD: patch-aa,v 1.2 1999/10/10 14:33:08 dmcmahill Exp $
-
---- configure.orig	Mon Oct  4 12:11:17 1999
-+++ configure	Sat Oct  9 13:41:14 1999
-@@ -1316,5 +1316,5 @@
- fi
- 
--
-+if false; then
- # Check for any special flags to pass to ltconfig.
- libtool_flags="--cache-file=$cache_file"
-@@ -1469,10 +1469,10 @@
- 
- # Always use our own libtool.
--LIBTOOL='$(SHELL) $(top_builddir)/libtool'
-+#LIBTOOL='$(SHELL) $(top_builddir)/libtool'
- 
- # Redirect the config.log output again, so that the ltconfig log is not
- # clobbered by the next message.
- exec 5>>./config.log
--
-+fi
- 
- echo $ac_n "checking for Cygwin environment""... $ac_c" 1>&6