Test for #19 @factory fails with types implementing interfaces

Plus bump generator to SNAPSHOT with the fix (will be in 1.3 generator)

Author: rbygrave

src/test/java/org/example/coffee/factory/SomeImplBean.java

@@ -1,9 +1,11 @@
 package org.example.coffee.factory;
 
+import io.dinject.Secondary;
 import org.example.coffee.factory.other.Something;
 
 import javax.inject.Singleton;
 
+@Secondary
 @Singleton
 public class SomeImplBean implements Something {