addpatch: imagemagick 7.1.1.38-2

Disable libultrahdr until we have it.

(wishing well: plctlab/PLCT-Weekly#829 (comment))

imagemagick/riscv64.patch

@@ -0,0 +1,20 @@
+diff --git PKGBUILD PKGBUILD
+index 0ddb442..d44d287 100644
+--- PKGBUILD
++++ PKGBUILD
+@@ -35,7 +35,6 @@ optdepends=('ghostscript: PS/PDF support'
+             'libraw: DNG support'
+             'librsvg: SVG support'
+             'libtiff: TIFF support'
+-            'libultrahdr: UHDR support'
+             'libwebp: WEBP support'
+             'libwmf: WMF support'
+             'libzip: OpenRaster support'
+@@ -59,7 +58,6 @@ makedepends=(chrpath
+              libjxl
+              libraw
+              librsvg
+-             libultrahdr
+              libwebp
+              libwmf
+              libzip