graphics/gimageview: remove redundant configure patch

This port features USES=libtool which will automatically make the
corrections dictated by the configure patch, so the recently added
patch is not actually necessary for DragonFly support.

Reported by:	tijl

graphics/gimageview/files/patch-configure

@@ -1,36 +0,0 @@
---- configure.orig	2014-05-30 20:23:28.832450000 +0000
-+++ configure
-@@ -4723,13 +4723,13 @@ darwin* | rhapsody*)
-   esac
-   ;;
- 
--freebsd*)
-+dragonfly*|freebsd*)
-   if echo __ELF__ | $CC -E - | grep __ELF__ > /dev/null; then
-     case $host_cpu in
-     i*86 )
-       # Not sure whether the presence of OpenBSD here was a mistake.
-       # Let's accept both of them until this is cleared up.
--      lt_cv_deplibs_check_method='file_magic (FreeBSD|OpenBSD)/i[3-9]86 (compact )?demand paged shared library'
-+      lt_cv_deplibs_check_method='file_magic (FreeBSD|DragonFly|OpenBSD)/i[3-9]86 (compact )?demand paged shared library'
-       lt_cv_file_magic_cmd=/usr/bin/file
-       lt_cv_file_magic_test_file=`echo /usr/lib/libc.so.*`
-       ;;
-@@ -6990,7 +6990,7 @@ else
-     ;;
- 
-   # FreeBSD 3 and greater uses gcc -shared to do shared libraries.
--  freebsd*)
-+  dragonfly*|freebsd*)
-     archive_cmds='$CC -shared -o $lib $libobjs $deplibs $compiler_flags'
-     hardcode_libdir_flag_spec='-R$libdir'
-     hardcode_direct=yes
-@@ -7421,7 +7421,7 @@ freebsd1*)
-   dynamic_linker=no
-   ;;
- 
--freebsd*)
-+dragonfly*|freebsd*)
-   objformat=`test -x /usr/bin/objformat && /usr/bin/objformat || echo aout`
-   version_type=freebsd-$objformat
-   case $version_type in