desktop-file: Rename to just Angelfish

org.kde.mobile.angelfish.desktop

 [Desktop Entry]
-Name=Angelfish Web Browser
-Name[ca]=Navegador web Angelfish
-Name[ca@valencia]=Navegador web Angelfish
-Name[cs]=Webový prohlížeč Angelfish
-Name[de]=Angelfish-Webbrowser
-Name[el]=Angelfish περιηγητής ιστού
-Name[en_GB]=Angelfish Web Browser
-Name[es]=Navegador web Angelfish
-Name[fi]=Angelfish-verkkoselain
-Name[fr]=Navigateur Web Angelfish
-Name[gl]=Navegador web Angelfish
-Name[it]=Browser web Angelfish
-Name[ko]=Angelfish 웹 브라우저
-Name[nl]=Webbrowser Angelfish
-Name[nn]=Angelfish nettlesar
-Name[pl]=Przeglądarka sieciowa Angelfish
-Name[pt]=Navegador Web Angelfish
-Name[pt_BR]=Navegador Web Angelfish
-Name[ru]=Веб-браузер Angelfish
-Name[sk]=Webový prehliadač Angelfish
-Name[sv]=Angelfish webbläsare
-Name[uk]=Браузер Angelfish
-Name[x-test]=xxAngelfish Web Browserxx
-Name[zh_TW]=Angelfish 網頁瀏覽器
+Name=Angelfish
 Comment=Mobile web browser
 Comment[ca]=Navegador web mòbil
 Comment[ca@valencia]=Navegador web mòbil