💬(frontend) clarify video recording wording

Video recording from transcription panel did not explicitly
mention video, leading to confusion from some users. Make
wording more explicit.

src/frontend/src/locales/de/rooms.json

@@ -480,7 +480,7 @@
       "destination": "Ein neues Dokument wird erstellt auf",
       "destinationUnknown": "Ein neues Dokument wird erstellt",
       "language": "Meeting-Sprache:",
-      "recording": "Auch eine Aufzeichnung starten"
+      "recording": "Auch eine Videoaufzeichnung starten"
     },
     "button": {
       "start": "Meeting-Transkription starten",

src/frontend/src/locales/en/rooms.json

@@ -480,7 +480,7 @@
       "destination": "A new document will be created on",
       "destinationUnknown": "A new document will be created",
       "language": "Meeting language:",
-      "recording": "Also start a recording"
+      "recording": "Also start a video recording"
     },
     "button": {
       "start": "Start transcribing the meeting",

src/frontend/src/locales/es/rooms.json

@@ -479,7 +479,7 @@
       "destination": "Se creará un nuevo documento en",
       "destinationUnknown": "Se creará un nuevo documento",
       "language": "Idioma de la reunión:",
-      "recording": "Iniciar también una grabación"
+      "recording": "Iniciar también una grabación de vídeo"
     },
     "button": {
       "start": "Empezar a transcribir la reunión",

src/frontend/src/locales/fr/rooms.json

@@ -480,7 +480,7 @@
       "destination": "Un nouveau document sera créé sur",
       "destinationUnknown": "Un nouveau document sera créé",
       "language": "Langue de la réunion :",
-      "recording": "Démarrer aussi un enregistrement"
+      "recording": "Démarrer aussi un enregistrement vidéo"
     },
     "button": {
       "start": "Commencer à transcrire la réunion",

src/frontend/src/locales/nl/rooms.json

@@ -480,7 +480,7 @@
       "destination": "Er wordt een nieuw document aangemaakt op",
       "destinationUnknown": "Een nieuw document wordt aangemaakt",
       "language": "Vergadertalen:",
-      "recording": "Start ook een opname"
+      "recording": "Start ook een video-opname"
     },
     "button": {
       "start": "Begin met het transcriberen van de vergadering",