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>

.github/PULL_REQUEST_TEMPLATE.md

@@ -0,0 +1,41 @@
+###### Description of changes
+
+<!--
+For package updates please link to a changelog or describe changes, this helps your fellow maintainers discover breaking updates.
+For new packages please briefly describe the package or provide a link to its homepage.
+-->
+
+###### Things done
+
+<!-- Please check what applies. Note that these are not hard requirements but merely serve as information for reviewers. -->
+
+- Built on platform(s)
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