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/development/compilers/go/remove-test-pie-1.15.patch

@@ -0,0 +1,34 @@
+diff --git a/src/cmd/dist/test.go b/src/cmd/dist/test.go
+index e1cd4965c3..66bf980fc6 100644
+--- a/src/cmd/dist/test.go
++++ b/src/cmd/dist/test.go
+@@ -584,29 +584,6 @@ func (t *tester) registerTests() {
+ 		})
+ 	}
+ 
+-	// Test internal linking of PIE binaries where it is supported.
+-	if t.internalLinkPIE() {
+-		t.tests = append(t.tests, distTest{
+-			name:    "pie_internal",
+-			heading: "internal linking of -buildmode=pie",
+-			fn: func(dt *distTest) error {
+-				t.addCmd(dt, "src", t.goTest(), "reflect", "-buildmode=pie", "-ldflags=-linkmode=internal", t.timeout(60))
+-				return nil
+-			},
+-		})
+-		// Also test a cgo package.
+-		if t.cgoEnabled && t.internalLink() {
+-			t.tests = append(t.tests, distTest{
+-				name:    "pie_internal_cgo",
+-				heading: "internal linking of -buildmode=pie",
+-				fn: func(dt *distTest) error {
+-					t.addCmd(dt, "src", t.goTest(), "os/user", "-buildmode=pie", "-ldflags=-linkmode=internal", t.timeout(60))
+-					return nil
+-				},
+-			})
+-		}
+-	}
+-
+ 	// sync tests
+ 	if goos != "js" { // js doesn't support -cpu=10
+ 		t.tests = append(t.tests, distTest{