Fix JSRemote typed-throws bridge for Swift 6.3 CI

Co-authored-by: Shelley <shelley@exe.dev>

Author: kateinoigakukun

Sources/JavaScriptEventLoop/JSRemote.swift

@@ -35,53 +35,16 @@ extension JSRemote where T == JSObject {
     public func withJSObject<R: Sendable, E: Error>(
         _ body: @Sendable @escaping (JSObject) throws(E) -> R
     ) async throws(E) -> sending R {
-        #if _runtime(_multithreaded)
-        if storage.sourceTid == swjs_get_worker_thread_id_cached() {
-            return try body(storage.sourceObject)
-        }
-        return try await withCheckedThrowingContinuation { continuation in
-            let context = _JSRemoteContext(
-                sourceObject: storage.sourceObject,
-                body: body,
-                continuation: continuation
-            )
-            swjs_request_remote_jsobject_body(
-                storage.sourceTid,
-                Unmanaged.passRetained(context).toOpaque()
-            )
+        do {
+            return try await _withJSObjectAnyError(body)
+        } catch {
+            throw error as! E
         }
-        #else
-        return try body(storage.sourceObject)
-        #endif
-    }
-
-    @available(*, deprecated, message: "Use typed-throws withJSObject(_:)")
-    private func _withJSObjectAnyError<R: Sendable>(
-        _ body: @Sendable @escaping (JSObject) throws(any Error) -> R
-    ) async throws(any Error) -> sending R {
-        #if _runtime(_multithreaded)
-        if storage.sourceTid == swjs_get_worker_thread_id_cached() {
-            return try body(storage.sourceObject)
-        }
-        return try await withCheckedThrowingContinuation { continuation in
-            let context = _JSRemoteContext(
-                sourceObject: storage.sourceObject,
-                body: body,
-                continuation: continuation
-            )
-            swjs_request_remote_jsobject_body(
-                storage.sourceTid,
-                Unmanaged.passRetained(context).toOpaque()
-            )
-        }
-        #else
-        return try body(storage.sourceObject)
-        #endif
     }
 
     private func _withJSObjectAnyError<R: Sendable>(
         _ body: @Sendable @escaping (JSObject) throws(any Error) -> R
-    ) async throws(any Error) -> sending R {
+    ) async throws -> sending R {
         #if _runtime(_multithreaded)
         if storage.sourceTid == swjs_get_worker_thread_id_cached() {
             return try body(storage.sourceObject)