update js tests to use nodejs instead of browser

compose/integrations/composable-test-cases/build.gradle.kts

@@ -69,8 +69,8 @@ subprojects {
             jvm("desktop")
             applyDefaultHierarchyTemplate()
             js(IR) {
-                browser()
-                // nodejs() // Commented to save a bit of CI time. Testing in a browser should be enough.
+//                browser()
+                 nodejs() // Commented to save a bit of CI time. Testing in a browser should be enough.
             }
             wasmJs {
                 d8 {}

compose/integrations/composable-test-cases/gradle/libs.versions.toml

@@ -1,5 +1,5 @@
 [versions]
-kotlin="2.1.0-RC2-375"
+kotlin="2.1.0-RC2"
 kotlinx-coroutines = "1.8.0"
 compose = "1.7.0"