add locations

Java-Knight/src/main/java/org/project/location/GraveYard.java

@@ -0,0 +1,15 @@
+package org.project.location;
+
+import org.project.entity.enemies.Enemy;
+import org.project.entity.enemies.Skeleton;
+
+public class GraveYard extends Location {
+    public GraveYard() {
+        super("Grave Yard");
+    }
+
+    @Override
+    protected Enemy GetEnemy() {
+        return new Skeleton();
+    }
+}