change dislike filed removal to "has been removed"

changing that the dislike field in the YouTube API from "will be removed" to "has been removed"

README.md

@@ -21,7 +21,7 @@
 
 On November 10th, 2021, Google [announced](https://blog.youtube/news-and-events/update-to-youtube/) that the YouTube dislike count would be removed.  
   
-Additionally, the `dislike` field in the YouTube API will be [removed](https://support.google.com/youtube/thread/134791097/update-to-youtube-dislike-counts) on December 13th, 2021, removing any ability to judge the quality of content before watching.
+Additionally, the `dislike` field in the YouTube API has been [removed](https://support.google.com/youtube/thread/134791097/update-to-youtube-dislike-counts) on December 13th, 2021, removing any ability to judge the quality of content before watching.
 
 ## What it Does