BridgeJSRuntimeTests: import @jsclass for runtime regression

Author: kateinoigakukun

Tests/BridgeJSRuntimeTests/ExportAPITests.swift

@@ -1,5 +1,5 @@
 import XCTest
-import JavaScriptKit
+@_spi(Experimental) import JavaScriptKit
 import JavaScriptEventLoop
 
 @_extern(wasm, module: "BridgeJSRuntimeTests", name: "runJsWorks")
@@ -33,9 +33,9 @@ func runJsWorks() -> Void
     return v
 }
 
-@JSClass class Foo {
+@JSClass final class Foo {
     @JSGetter var value: String
-    @JSFunction init(_ value: String) throws(JSException)
+    @JSFunction convenience init(_ value: String) throws(JSException)
 }
 
 @JS func makeImportedFoo(value: String) throws(JSException) -> Foo {