Use Zig-compatible Apple symbol lookup.

crates/bds-ui/tests/packaging_assets.rs

@@ -130,8 +130,7 @@ fn tagged_releases_are_built_and_packaged_with_rust_tools() {
         "cargo-zigbuild",
         "macos-linker-alias",
         "-Lnative=target/macos-linker",
-        "-Wl,-U,_OBJC_CLASS_$_MLComputePlan",
-        "-Wl,-U,_OBJC_CLASS_$_MLOptimizationHints",
+        "-Wl,-undefined,dynamic_lookup",
         "aarch64-apple-darwin",
         "x86_64-apple-darwin",
         "aarch64-unknown-linux-gnu",
@@ -159,6 +158,10 @@ fn tagged_releases_are_built_and_packaged_with_rust_tools() {
             "release workflow is missing {required}"
         );
     }
+    assert!(
+        !workflow.contains("-Wl,-U,"),
+        "Zig's Darwin linker does not support ld64's symbol-specific -U option"
+    );
     for forbidden in ["python", "curl ", "hdiutil", "makensis", "tar -"] {
         assert!(
             !workflow.contains(forbidden),