[BAEL-4381] Intro to ArchUnit

Code formatting

libraries-testing/src/test/java/com/baeldung/archunit/smurfs/SmurfsArchUnitTest.java

@@ -63,7 +63,6 @@ public class SmurfsArchUnitTest {
             .dependOnClassesThat()
               .resideInAPackage("..persistence..");
         
-        
         r1.check(jc);
     }
     
@@ -82,9 +81,7 @@ public class SmurfsArchUnitTest {
           .whereLayer("Service").mayOnlyBeAccessedByLayers("Presentation")
           .whereLayer("Persistence").mayOnlyBeAccessedByLayers("Service");
         
-        
         arch.check(jc);
-        
     }