[mirotalksfu] - update readme

README.md

@@ -165,7 +165,7 @@ To embed a meeting in `your service or app` using an iframe, use the following c
 
 -   Before running MiroTalk SFU, ensure you have `Node.js` and all [requirements](https://mediasoup.org/documentation/v3/mediasoup/installation/#requirements) installed. This project has been tested with Node version [18.X](https://nodejs.org/en/download).
 
--   Requirements install example for `Ubuntu 20.04`
+-   Requirements install example for `Ubuntu 24.04 LTS`
 
 ```bash
 # Gcc g++ make
@@ -177,6 +177,8 @@ $ apt install -y software-properties-common
 $ add-apt-repository -y ppa:deadsnakes/ppa
 $ apt update
 $ apt install -y python3.8 python3-pip
+# FFmpeg
+$ apt install -y ffmpeg
 ```
 
 ---