confirmationaction not showing for safe args code example

Example: android safe args dependency

//In top level gradle

buildscript {
    repositories {
        google()
    }
    dependencies {
        def nav_version = "2.3.1"
        classpath "androidx.navigation:navigation-safe-args-gradle-plugin:$nav_version"
    }
}

//In app level gradle

apply plugin: "androidx.navigation.safeargs.kotlin"