Update dependency net.minestom:minestom to v2025.12.20-1.21.11

Author: renovate[bot]

settings.gradle.kts

@@ -7,7 +7,7 @@ dependencyResolutionManagement {
 
     versionCatalogs {
         create("libs") {
-            version("minestom", "2025.10.31-1.21.10")
+            version("minestom", "2025.12.20-1.21.11")
             version("junit", "6.0.1")
 
             library("minestom","net.minestom", "minestom").versionRef("minestom")