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/scryer-prolog/cargo.patch

@@ -0,0 +1,66 @@
+diff --git a/Cargo.lock b/Cargo.lock
+index 4d699f11..1eb894fc 100644
+--- a/Cargo.lock
++++ b/Cargo.lock
+@@ -875,15 +875,6 @@ version = "0.1.4"
+ source = "registry+https://github.com/rust-lang/crates.io-index"
+ checksum = "28988d872ab76095a6e6ac88d99b54fd267702734fd7ffe610ca27f533ddb95a"
+ 
+-[[package]]
+-name = "openssl-src"
+-version = "300.0.2+3.0.0"
+-source = "registry+https://github.com/rust-lang/crates.io-index"
+-checksum = "14a760a11390b1a5daf72074d4f6ff1a6e772534ae191f999f57e9ee8146d1fb"
+-dependencies = [
+- "cc",
+-]
+-
+ [[package]]
+ name = "openssl-sys"
+ version = "0.9.70"
+@@ -893,7 +884,6 @@ dependencies = [
+  "autocfg 1.0.1",
+  "cc",
+  "libc",
+- "openssl-src",
+  "pkg-config",
+  "vcpkg",
+ ]
+@@ -1432,6 +1422,7 @@ dependencies = [
+  "divrem",
+  "fxhash",
+  "git-version",
++ "gmp-mpfr-sys",
+  "hostname",
+  "indexmap",
+  "instructions-template",
+diff --git a/Cargo.toml b/Cargo.toml
+index 8e81a947..d21a8d49 100644
+--- a/Cargo.toml
++++ b/Cargo.toml
+@@ -55,7 +55,7 @@ ring = "0.16.13"
+ ripemd160 = "0.8.0"
+ sha3 = "0.8.2"
+ blake2 = "0.8.1"
+-openssl = { version = "0.10.29", features = ["vendored"] }
++openssl = { version = "0.10.29" }
+ native-tls = "0.2.4"
+ chrono = "0.4.11"
+ select = "0.4.3"
+@@ -66,10 +66,14 @@ sodiumoxide = "0.2.6"
+ static_assertions = "1.1.0"
+ slice-deque = "0.3.0"
+ 
++[dependencies.gmp-mpfr-sys]
++version = "1.4"
++features = ["use-system-libs"]
++
+ [dev-dependencies]
+ assert_cmd = "1.0.3"
+ predicates-core = "1.0.2"
+ serial_test = "0.5.1"
+ 
+ [profile.release]
+-debug = true
+\ No newline at end of file
++debug = true