update the assert statement that looks for the client bundle at the page

Author: AbanoubGhadban

react_on_rails_pro/spec/dummy/spec/system/integration_spec.rb

@@ -396,7 +396,7 @@ def change_text_expect_dom_selector(dom_selector, expect_no_change: false)
 
   it "hydrates the component" do
     visit path
-    expect(page.html).to include("client-bundle.js")
+    expect(page.html).to match(/client-bundle[^\"]*.js/)
     change_text_expect_dom_selector(selector)
   end