Update README.md

Author: EvaisaDev

README.md

@@ -15,7 +15,6 @@
 3. Move contents of `GameFolder/GameName_Data/Managed` into `NetcodePatcher/deps`
 
 ## Preparing mods for patching
-- Mods must be built against .net standard 2.1 in order for this tool to work.
 - Make sure Debug Symbols is set to `Portable` and not embedded.
 - To ensure that the patched NetworkBehaviours are initialized properly, add the following code snippet to your mod, in a place where it will only run once, such as `Awake()`
 	- **It is very important that it only runs once!**