Translate "last updated" time.

frontend/lang/de.json

@@ -40,6 +40,10 @@
   "VideoList.Search.Placeholder": {
     "defaultMessage": "Gib hier etwas zum Suchen ein…"
   },
+  "VideoListPage.updatedLastAgo": {
+    "defaultMessage": "Zuletzt aktualisiert {time}",
+    "description": "Text below the video list on the video list page that says in relative time when the list was last updated"
+  },
   "VideoPlayerPage.cutFrom": {
     "defaultMessage": "Geschnitten von {url}",
     "description": "Text below video that describes where a video was cut from"

frontend/lang/en.json

@@ -40,6 +40,10 @@
   "VideoList.Search.Placeholder": {
     "defaultMessage": "Type something to search here…"
   },
+  "VideoListPage.updatedLastAgo": {
+    "defaultMessage": "Last updated {time}",
+    "description": "Text below the video list on the video list page that says in relative time when the list was last updated"
+  },
   "VideoPlayerPage.watchOnTwitch": {
     "defaultMessage": "Watch on Twitch",
     "description": "Button below video that links to the exact position in the archived stream to watch it there."

frontend/pages/[id].tsx

@@ -129,9 +129,18 @@ export default function VideoListPage({
         lastUpdatedDate
           ? (
             <footer className="pt-4 my-md-5 pt-md-5 border-top">
-              Last updated
-              {' '}
-              <RelativeTime>{lastUpdatedDate}</RelativeTime>
+              <FormattedMessage
+                id="VideoListPage.updatedLastAgo"
+                description="Text below the video list on the video list page that says in relative time when the list was last updated"
+                defaultMessage="Updated last {time}"
+                values={{
+                  time: (
+                    <RelativeTime>
+                      {lastUpdatedDate}
+                    </RelativeTime>
+                  ),
+                }}
+              />
             </footer>
           )
           : ''