i18n: no more close side panel as its called control center

Assets/Translations/de.json

@@ -965,7 +965,6 @@
     "move-to-right-section": "Zur rechten Sektion verschieben",
     "open-settings": "Einstellungen öffnen",
     "session-menu": "Sitzungsmenü",
-    "close-side-panel": "Seitenpanel schließen",
     "cancel-timer": "Timer abbrechen",
     "start-screen-recording": "Bildschirmaufnahme starten",
     "stop-screen-recording": "Bildschirmaufnahme stoppen",

Assets/Translations/en.json

@@ -965,7 +965,6 @@
     "move-to-right-section": "Move to right section",
     "open-settings": "Open settings",
     "session-menu": "Session Menu",
-    "close-side-panel": "Close side panel",
     "cancel-timer": "Cancel timer",
     "start-screen-recording": "Start screen recording",
     "stop-screen-recording": "Stop screen recording",