[fixes #2647] consider lombok.builder.className for builder extends

test/transform/resource/before/SuperBuilderWithCustomBuilderClassName.java

@@ -0,0 +1,9 @@
+//CONF: lombok.builder.className=Builder
+class SuperBuilderWithCustomBuilderClassName {
+	@lombok.experimental.SuperBuilder
+	static class SuperClass {
+	}
+	@lombok.experimental.SuperBuilder
+	static class SubClass extends SuperClass {
+	}
+}