Update README.md

Author: BuddySirJava

README.md

@@ -109,9 +109,7 @@ Mint provides 20+ lightweight, vanilla-friendly gameplay tweaks. It features per
 2. Drop it into your `plugins/` folder and restart.
 3. Configure settings via `plugins/Mint/config.yml`.
 
-**Requirements:** Paper 1.21.4+, Java 17+.
-
-*Upgrading from the legacy plugin?* Move your old configs to `plugins/Mint/`. Permissions and placeholders now use the `mint` prefix, e.g. `%mint_modules_total%`.
+**Requirements:** Paper 1.21.4+ Java 21+.
 
 ## Commands & Permissions
 
@@ -143,4 +141,4 @@ mvn clean package
 ## License & Credits
 
 Licensed under [AGPL-3.0](LICENSE). Inspired by the [Quark mod](https://quarkmod.net/) by Vazkii. See [CONTRIBUTING.md](CONTRIBUTING.md) to contribute.
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