remove @Entity annotation

grails-datastore-gorm-tck/src/main/groovy/grails/persistence/Entity.java

diff --git a/grails-datastore-gorm-tck/src/main/groovy/grails/persistence/Entity.java b/grails-datastore-gorm-tck/src/main/groovy/grails/persistence/Entity.java
deleted file mode 100644
index 725fbaf..0000000
--- a/grails-datastore-gorm-tck/src/main/groovy/grails/persistence/Entity.java
+++ /dev/null
@@ -1,15 +0,0 @@
-package grails.persistence;
-
-import java.lang.annotation.ElementType;
-import java.lang.annotation.Retention;
-import java.lang.annotation.RetentionPolicy;
-import java.lang.annotation.Target;
-
-/**
- * @author Graeme Rocher
- * @since 1.1
- */
-@Retention(RetentionPolicy.RUNTIME)
-@Target({ElementType.TYPE})
-public @interface Entity {
-}