zed-editor: disable linker override on linux

(cherry picked from commit c8f52a6def729a54e13125dfaf0f51ebb48eca54)

pkgs/by-name/ze/zed-editor/0002-linux-linker.patch

@@ -0,0 +1,19 @@
+diff --git a/.cargo/config.toml b/.cargo/config.toml
+index 07cbc23195..b3c4d43e0f 100644
+--- a/.cargo/config.toml
++++ b/.cargo/config.toml
+@@ -5,14 +5,6 @@ rustflags = ["-C", "symbol-mangling-version=v0", "--cfg", "tokio_unstable"]
+ [alias]
+ xtask = "run --package xtask --"
+ 
+-[target.x86_64-unknown-linux-gnu]
+-linker = "clang"
+-rustflags = ["-C", "link-arg=-fuse-ld=mold"]
+-
+-[target.aarch64-unknown-linux-gnu]
+-linker = "clang"
+-rustflags = ["-C", "link-arg=-fuse-ld=mold"]
+-
+ [target.aarch64-apple-darwin]
+ rustflags = ["-C", "link-args=-Objc -all_load"]
+ 

pkgs/by-name/ze/zed-editor/package.nix

@@ -41,7 +41,6 @@
   livekit-libwebrtc,
   testers,
   writableTmpDirAsHomeHook,
-  clang,
 
   withGLES ? false,
   buildRemoteServer ? true,
@@ -114,6 +113,12 @@ rustPlatform.buildRustPackage rec {
     # Until https://github.com/zed-industries/zed/issues/19971 is fixed,
     # we also skip any crate for which the license cannot be determined.
     ./0001-generate-licenses.patch
+
+    # Upstream delegates linking on Linux to clang to make use of mold,
+    # but builds fine with our standard linker.
+    # This patch removes their linker override from the cargo config.
+    ./0002-linux-linker.patch
+
     # See https://github.com/zed-industries/zed/pull/21661#issuecomment-2524161840
     "script/patches/use-cross-platform-livekit.patch"
   ];
@@ -129,7 +134,6 @@ rustPlatform.buildRustPackage rec {
 
   nativeBuildInputs =
     [
-      clang
       cmake
       copyDesktopItems
       curl