Update content of files

data/web_tr/translation_keys.json

@@ -17020,7 +17020,6 @@
         "VoiceOver.SilentPostOn",
         "VoiceOver.Stickers",
         "Wallpaper.DeleteConfirmation",
-        "Wallpaper.ErrorNotFound",
         "Wallpaper.PhotoLibrary",
         "Wallpaper.ResetWallpapers",
         "Wallpaper.ResetWallpapersConfirmation",

data/web_tr/translations.telegram.org/en/ios/general.json

@@ -6388,7 +6388,7 @@
         "photo_url": "https://telegra.ph/file/p/ef3b80f66c3/68e1dd4a101b61a1f3a411d.jpg?c=630,1281,443,443,280,280",
         "has_binding": true,
         "values": {
-            "singular": "Chat Background"
+            "singular": "Chat Wallpaper"
         }
     },
     "MessageCalendar.ClearHistoryForTheseDays": {

data/web_tr/translations.telegram.org/en/ios/unsorted.json

@@ -10668,14 +10668,6 @@
             "singular": "Stickers"
         }
     },
-    "Wallpaper.ErrorNotFound": {
-        "url": "https://translations.telegram.org/en/ios/unsorted/Wallpaper.ErrorNotFound",
-        "photo_url": null,
-        "has_binding": true,
-        "values": {
-            "singular": "Sorry, this chat background doesn't seem to exist."
-        }
-    },
     "WallpaperPreview.AnimateDescription": {
         "url": "https://translations.telegram.org/en/ios/unsorted/WallpaperPreview.AnimateDescription",
         "photo_url": null,