fix: syntax highlighting was broken in bundled app

crates/bds-server/build.rs

@@ -1,9 +0,0 @@
-fn main() {
-    // syntect and fastembed both reach onig_sys across separate Rust dylibs.
-    // Keep the vendored static archive on this dylib's final native link line.
-    if std::env::var("CARGO_CFG_TARGET_ENV").as_deref() == Ok("msvc") {
-        println!("cargo:rustc-link-arg=onig.lib");
-    } else {
-        println!("cargo:rustc-link-arg=-lonig");
-    }
-}