Update plugin net.neoforged.gradle.userdev to 7.1.+

Author: renovate[bot]

settings.gradle

@@ -21,7 +21,7 @@ pluginManagement {
 	plugins {
 		id "org.gradle.toolchains.foojay-resolver-convention" version "1.0.0"
 
-		id "net.neoforged.gradle.userdev" version "7.0.+"
+		id "net.neoforged.gradle.userdev" version "7.1.+"
 
 		id "net.minecraftforge.gradle" version "6.0.+"
 		id "org.parchmentmc.librarian.forgegradle" version "1.+"