Translate Output/Languages/en.xml in it (#740)

99% of minimum 90% translated source file: 'Output/Languages/en.xml'
on 'it'.

Sync of partially translated files: 
untranslated content is included with an empty translation 
or source language content depending on file format

Co-authored-by: transifex-integration[bot] <43880903+transifex-integration[bot]@users.noreply.github.com>

Output/Languages/it.xml

@@ -194,7 +194,6 @@
   <string name="TR_SCREENO_BUTTON_VIDEO">Video</string>
   <string name="TR_SCREENO_BUTTON_LYRICS">Testi</string>
   <string name="TR_SCREENO_BUTTON_THEME">Tema</string>
-  <string name="TR_SCREENO_BUTTON_CREDITS">Credits</string>
   <string name="TR_SCREENOGAME_BUTTON_SERVER">Indirizzo server</string>
   <string name="TR_SCREENOGAME_OPTIONS">Opzioni gioco</string>
   <string name="TR_SCREENOGAME_LANGUAGE">Lingua</string>