docs: Add Intave anticheat (#91)

_docs/geyser/anticheat-compatibility.md

@@ -21,6 +21,7 @@ Partially Compatible (Does not Check/Ignores Bedrock Players)
 - [AAC](https://www.spigotmc.org/resources/6442/){:target="_blank"} (Paid) - Last Updated on 19th August 2021
 - [Flappy Anticheat](https://www.spigotmc.org/resources/92180/){:target="_blank"} - Last Updated on 14th September 2021
 - [GrimAC](https://github.com/MWHunter/Grim){:target="_blank"} - Last Updated on 24th March 2022
+- [Intave](https://intave.ac){:target="_blank"} (Paid) Requires [GeyserMC addon](https://github.com/intave/bedrock){:target="_blank"} - Last Updated on 24th October 2022
 - [Matrix](https://matrix.rip/){:target="_blank"} (Paid) - Last updated on 2nd September 2021
 - [Spartan: Java Edition](https://www.spigotmc.org/resources/25638/){:target="_blank"} (Paid) - Last Updated on 22nd May 2023
 - [Vulcan](https://www.spigotmc.org/resources/83626/){:target="_blank"} (Paid) - Last Updated on 19th August 2021