fix: align content with briefing and remove legacy data

content/de/messen.mdx

@@ -15,7 +15,15 @@ layout: "fullBleed"
 />
 
 <div id="termine">
-  <JobListingBlock showFairs={true} showJobs={false} />
+  <JobListingBlock 
+    showFairs={true} 
+    showJobs={false} 
+    fairs={[
+      { name: 'Intersolar München', date: '19. - 21. Juni 2026', type: 'Energie-Messe', location: 'Messe München', booth: 'Halle A3, Stand 110', url: 'https://www.intersolar.de' },
+      { name: 'Windenergietage Linstow', date: '04. - 06. November 2026', type: 'Fachkongress', location: 'Van der Valk Resort Linstow', booth: 'Stand 42', url: 'https://windenergietage.de' },
+      { name: 'Kabelwerkstatt Wiesbaden', date: '02. - 03. Dezember 2026', type: 'Fachmesse', location: 'RheinMain CongressCenter', booth: 'Halle 1, Stand B20' }
+    ]}
+  />
 </div>
 
 <CallToAction />