fix(locale): align DE/EN component structures, fix dynamic language switcher slug mapping, and localize referenzen map

content/en/ueber-uns.mdx

@@ -89,16 +89,6 @@ layout: "fullBleed"
   ]}
 />
 
-<InteractiveGermanyMap 
-  badge="Operating Areas"
-  title={<>Nationwide<br/>at your service.</>}
-  description="From our strategic locations in Guben and Bülstedt, we control and realize complex infrastructure projects across the entire federal territory."
-  stats={[
-    { value: '100', suffix: '%', label: 'Nationwide Reach' },
-    { value: '2', suffix: '+', label: 'Operating Locations' }
-  ]}
-/>
-
 <div id="structure">
   <HomeSubCompanyTiles
     badge="Structure"