autotrace: Disable ming support

ming is for generating Flash files. Flash was discontinued in 2020.

See: https://trac.macports.org/ticket/66867
See: autotrace/autotrace#137

graphics/autotrace/Portfile

@@ -5,7 +5,7 @@ PortGroup               github 1.0
 
 epoch                   1
 github.setup            autotrace autotrace 0.31.10
-revision                0
+revision                1
 checksums               rmd160  f617e82d09dcb080a37e732b4debea082296ed20 \
                         sha256  14627f93bb02fe14eeda0163434a7cb9b1f316c0f1727f0bdf6323a831ffe80d \
                         size    924682
@@ -38,9 +38,10 @@ depends_lib             port:gettext-runtime \
                         path:lib/pkgconfig/glib-2.0.pc:glib2 \
                         port:ImageMagick \
                         port:libpng \
-                        port:ming \
                         port:pstoedit
 
+patchfiles              no-ming.patch
+
 post-patch {
     # https://github.com/autotrace/autotrace/issues/136
     set v [split ${version} .]

graphics/autotrace/files/no-ming.patch

@@ -0,0 +1,17 @@
+Disable ming support.
+ming is for generating Flash files. Flash was discontinued in 2020.
+https://github.com/autotrace/autotrace/issues/137
+--- configure.ac.orig	2024-01-29 15:37:09.000000000 -0600
++++ configure.ac	2024-05-20 12:12:43.000000000 -0500
+@@ -158,10 +158,7 @@
+ dnl
+ 
+ HAVE_LIBSWF=no
+-AC_CHECK_HEADER(ming.h,
+-	        swf_header_found=yes,
+-		swf_header_found=no)
+-if test "${swf_header_found}" = yes ; then
++if false; then
+ 	PKG_CHECK_MODULES([LIBSWF],
+ 			  [libming],
+ 			  [