Remove deprecated components from the project

- Delete unused components including About19, Contact21, CTA, Faq7, Feature284, Hero235, Landing, Pricing4, Stats11, and Accordion.
- Clean up the codebase by removing unnecessary files to improve maintainability and reduce clutter.
- Ensure that the removal of these components does not affect the existing functionality of the application.

src/components/landing-page-sections.tsx

@@ -0,0 +1,17 @@
+import { ContactSection } from "@/components/landing/contact-section";
+import { DeliverablesSection } from "@/components/landing/deliverables-section";
+import { PackagesSection } from "@/components/landing/packages-section";
+import { ServicesSection } from "@/components/landing/services-section";
+
+const LandingPageSections = () => {
+  return (
+    <>
+      <ServicesSection />
+      <DeliverablesSection />
+      <PackagesSection />
+      <ContactSection />
+    </>
+  );
+};
+
+export { LandingPageSections };