Fix test resources after merging #150

Author: kobylynskyi

src/test/resources/expected-classes/interfaces/Bar1.java.txt

@@ -22,6 +22,10 @@ public class Bar1 implements Bar{
 
 
 
+    public static Bar1.Builder builder() {
+        return new Bar1.Builder();
+    }
+
     public static class Builder {
 
         private String id;

src/test/resources/expected-classes/interfaces/Foo1.java.txt

@@ -31,6 +31,10 @@ public class Foo1 implements Foo{
 
 
 
+    public static Foo1.Builder builder() {
+        return new Foo1.Builder();
+    }
+
     public static class Builder {
 
         private String id;