Revert "fix libLLVM file name"

This reverts commit 2a743aa.

Author: sgasho

src/bootstrap/src/core/build_steps/dist.rs

@@ -2513,22 +2513,6 @@ fn maybe_install_llvm(
         let llvm_dylib_path = src_libdir.join("libLLVM.dylib");
         if llvm_dylib_path.exists() {
             builder.install(&llvm_dylib_path, dst_libdir, FileType::NativeLibrary);
-
-            if install_symlink && let Some(llvm_config_path) = &builder.llvm_config(target) {
-                let major = llvm::get_llvm_version_major(builder, llvm_config_path);
-                let versioned_name = match &builder.config.llvm_version_suffix {
-                    Some(version_suffix) => format!("libLLVM-{major}{version_suffix}.dylib"),
-                    None => {
-                        // same logic as ./llvm.rs
-                        if builder.config.channel == "dev" {
-                            format!("libLLVM-{major}-rust-dev.dylib")
-                        } else {
-                            format!("libLLVM-rust-{}-{}", builder.version, builder.config.channel)
-                        }
-                    }
-                };
-                t!(builder.symlink_file("libLLVM.dylib", dst_libdir.join(versioned_name)));
-            }
         }
         !builder.config.dry_run()
     } else if let llvm::LlvmBuildStatus::AlreadyBuilt(llvm::LlvmResult {