Revert "Update image upload docs (#25)"

This reverts commit eeb6781.

Author: kay0tickay

docs/capabilities/server/media-uploads.mdx

@@ -22,7 +22,7 @@ Enable the `media` permission in your `devvit.json` file.
 ```
 
 ## Using media uploads
-On the server, you can pass the URL of any remotely hosted image (even if its not hosted on Reddit) to the `media.upload` function. This function will return a Reddit URL. Both HTTP and data URLs are supported.
+On the server, you can pass the URL of any remotely hosted image (even if its not hosted on Reddit) to the `media.upload` function. The media function will return a Reddit URL.
 
 <Tabs>
   <TabItem value="web" label="Devvit Web">
@@ -50,12 +50,9 @@ On the server, you can pass the URL of any remotely hosted image (even if its no
 
 
 ## Limitations
+Supported file types are:
+- GIF
+- PNG
+- JPEG
 
-The following file types are supported, along with a corresponding maximum size limit:
-- JPEG, PNG, and WEBP: up to 20 MB
-- GIF: up to 100 MB
-
-### Notes
-
-- When uploading through a data URL, the size limit is 7.5 MB regardless of file type due to request size limits.
-- When uploading a WEBP image, it will be converted to JPEG. As such, the Reddit URL returned points to a JPEG image.
+Maximum size is 20 MB.