Remove advertisements from legal and contact pages to improve user experience

Removes the `PageSideAds` component from the `datenschutz.tsx`, `impressum.tsx`, and `kontakt.tsx` pages to prevent ad content from overlapping with essential information on these legal and contact pages.

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client/src/pages/datenschutz.tsx

@@ -2,14 +2,12 @@ import { Shield } from "lucide-react";
 import Header from "@/components/header";
 import Footer from "@/components/footer";
 import { usePageMeta } from "@/hooks/use-page-meta";
-import { PageSideAds } from "@/components/adsense";
 
 export default function DatenschutzPage() {
   usePageMeta("Datenschutz - FOLX TV", "Datenschutzerklärung von FOLX TV – Ihr Volksmusik & Schlager Fernsehsender.");
   return (
     <div className="min-h-screen bg-background">
       <Header />
-      <PageSideAds contentHalfWidth={384} />
       <main className="max-w-3xl mx-auto px-4 sm:px-6 lg:px-8 py-8">
         <div className="flex items-center gap-3 mb-8">
           <Shield className="w-7 h-7 text-primary" />