exclude Quilt Enigma dependency from enigma runtime configuration

Author: SpaceWalkerRS

src/main/java/net/ornithemc/keratin/KeratinGradleExtension.java

@@ -9,6 +9,7 @@
 import java.util.Collections;
 import java.util.LinkedHashSet;
 import java.util.List;
+import java.util.Map;
 import java.util.Set;
 
 import org.apache.commons.io.FileUtils;
@@ -432,6 +433,12 @@ private Set<MinecraftVersion> configure(TaskSelection selection) throws Exceptio
 			dependencies.add(enigmaRuntime.getName(), "net.ornithemc:enigma-swing:2.5.1");
 			dependencies.add(enigmaRuntime.getName(), "org.quiltmc:quilt-enigma-plugin:2.3.1");
 
+			// exclude the Quilt Enigma dependency from the Quilt Enigma Plugin
+			enigmaRuntime.exclude(Map.of(
+				"group", "org.quiltmc",
+				"module", "enigma"
+			));
+
 			SourceSet constants = sourceSets.register(SourceSets.CONSTANTS).get();
 		}
 		if (selection == TaskSelection.EXCEPTIONS_AND_SIGNATURES) {