uboot: (firmwareOdroidC2/C4) don't invoke patch tool, use patches = [] instead

https://github.com/NixOS/nixpkgs/blob/master/pkgs/stdenv/generic/setup.sh#L948
this can do it nicely.

Signed-off-by: Anton Arapov <anton@deadbeef.mx>

pkgs/applications/editors/emacs/elisp-packages/ement/handle-nil-images.patch

@@ -0,0 +1,28 @@
+diff --git a/ement-lib.el b/ement-lib.el
+index f0b2738..025a191 100644
+--- a/ement-lib.el
++++ b/ement-lib.el
+@@ -644,14 +644,15 @@ can cause undesirable underlining."
+   "Return a copy of IMAGE set to MAX-WIDTH and MAX-HEIGHT.
+ IMAGE should be one as created by, e.g. `create-image'."
+   ;; It would be nice if the image library had some simple functions to do this sort of thing.
+-  (let ((new-image (cl-copy-list image)))
+-    (when (fboundp 'imagemagick-types)
+-      ;; Only do this when ImageMagick is supported.
+-      ;; FIXME: When requiring Emacs 27+, remove this (I guess?).
+-      (setf (image-property new-image :type) 'imagemagick))
+-    (setf (image-property new-image :max-width) max-width
+-          (image-property new-image :max-height) max-height)
+-    new-image))
++  (when image
++    (let ((new-image (cl-copy-list image)))
++      (when (fboundp 'imagemagick-types)
++        ;; Only do this when ImageMagick is supported.
++        ;; FIXME: When requiring Emacs 27+, remove this (I guess?).
++        (setf (image-property new-image :type) 'imagemagick))
++      (setf (image-property new-image :max-width) max-width
++            (image-property new-image :max-height) max-height)
++      new-image)))
+ 
+ (defun ement--room-alias (room)
+   "Return latest m.room.canonical_alias event in ROOM."