chore(deps): Update dependency net.neoforged:neoforge to v21.5.66-beta

Author: renovate[bot]

gradle/libs.versions.toml

@@ -27,7 +27,7 @@ fabricApi = "0.124.0+1.21.5"
 fabricLoader = "0.16.14"
 cardinalComponents = "6.3.1"
 guice = "7.0.0"
-neoforge = "21.5.65-beta"
+neoforge = "21.5.66-beta"
 neoform = "1.21.5-20250325.162830"
 htmlSanitizer = "20240325.1"
 resource-factory = "1.3.0"