Add autogenerated docs for types and methods

docs/api/methods/upload_sticker_file.md

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+# uploadStickerFile
+
+## Description
+
+Use this method to upload a .png file with a sticker for later use in createNewStickerSet and addStickerToSet methods (can be used multiple times). Returns the uploaded File on success.
+
+
+## Arguments
+
+| Name | Type | Description |
+| - | - | - |
+| `user_id` | `#!python3 int` | User identifier of sticker file owner |
+| `png_sticker` | `#!python3 InputFile` | Png image with the sticker, must be up to 512 kilobytes in size, dimensions must not exceed 512px, and either width or height must be exactly 512px. |
+
+
+
+## Response
+
+Type: `#!python3 File`
+
+Description: Returns the uploaded File on success.
+
+
+## Usage
+
+
+### As bot method bot
+
+```python3
+result: File = await bot.upload_sticker_file(...)
+```
+
+### Method as object
+
+Imports:
+
+- `from aiogram.types import UploadStickerFile`
+- `from aiogram.api.types import UploadStickerFile`
+- `from aiogram.api.types.upload_sticker_file import UploadStickerFile`
+
+
+#### With specific bot
+```python3
+result: File = await bot.emit(UploadStickerFile(...))
+```
+
+#### In handlers with current bot
+```python3
+result: File = await UploadStickerFile(...)
+```
+
+
+## Related pages:
+
+- [Official documentation](https://core.telegram.org/bots/api#uploadstickerfile)
+- [aiogram.types.InputFile](../types/input_file.md)
+- [aiogram.types.File](../types/file.md)