Remove future 'format' field from InputSticker

crates/teloxide-core/src/serde_multipart/mod.rs

@@ -155,7 +155,6 @@ mod tests {
                     "../../media/
                 teloxide-core-logo.png",
                 ),
-                format: StickerFormat::Static,
                 emoji_list: vec!["✈️⚙️".to_owned()],
                 keywords: None,
                 mask_position: None,

crates/teloxide-core/src/types/input_sticker.rs

@@ -1,6 +1,6 @@
 use serde::Serialize;
 
-use crate::types::{InputFile, MaskPosition, StickerFormat};
+use crate::types::{InputFile, MaskPosition};
 
 /// This object describes a sticker to be added to a sticker set.
 #[serde_with_macros::skip_serializing_none]
@@ -16,10 +16,6 @@ pub struct InputSticker {
     /// More information on Sending Files <https://core.telegram.org/bots/api#sending-files>
     pub sticker: InputFile,
 
-    /// Format of the added sticker, must be one of “static” for a .WEBP or .PNG
-    /// image, “animated” for a .TGS animation, “video” for a WEBM video
-    pub format: StickerFormat,
-
     /// List of 1-20 emoji associated with the sticker
     pub emoji_list: Vec<String>,