hydra-check: drop x86_64-darwin patch

After rust 1.89 is merged into master we can revert the redundant patch.

This reverts commit 87f679dc0a.

pkgs/by-name/hy/hydra-check/fix-cargo-1_88-reqwest.patch

@@ -1,15 +0,0 @@
-diff --git a/Cargo.toml b/Cargo.toml
-index bb8d370..7c5b7ac 100644
---- a/Cargo.toml
-+++ b/Cargo.toml
-@@ -35,6 +35,10 @@ anyhow = "1.0.89"
- insta.opt-level = 3
- similar.opt-level = 3
- 
-+# work around https://github.com/NixOS/nixpkgs/issues/427072
-+[profile.release.package.hyper]
-+opt-level = 0
-+
- [lints.clippy]
- pedantic = { level = "warn", priority = -1 }
- cargo = { level = "warn", priority = -1 }

pkgs/by-name/hy/hydra-check/package.nix

@@ -25,15 +25,6 @@ rustPlatform.buildRustPackage (finalAttrs: rec {
 
   cargoHash = "sha256-G9M+1OWp2jlDeSDFagH/YOCdxGQbcru1KFyKEUcMe7g=";
 
-  patches =
-    lib.optional (stdenv.hostPlatform.system == "x86_64-darwin")
-      # work around rust 1.88 compiler / linker bug for x86_64-darwin. This is
-      # applied conditionally because it will introduce a performance penalty on
-      # other host platforms. NOTE: Please check the patch applies if you update
-      # the package on a different platform (e.g x86_64-linux).
-      # see: https://github.com/NixOS/nixpkgs/issues/427072
-      ./fix-cargo-1_88-reqwest.patch;
-
   nativeBuildInputs = [
     pkg-config
     installShellFiles