rework following Saajan Nagendra's review

core-java-modules/core-java-lang-5/src/main/java/com/baeldung/checkinterface/ChildClass1.java

@@ -1,4 +1,4 @@
-package com.baeldung.checkInterface;
+package com.baeldung.checkinterface;
 
 public class ChildClass1 implements ChildInterface1 {
 

core-java-modules/core-java-lang-5/src/main/java/com/baeldung/checkinterface/ChildClass2.java

@@ -1,4 +1,4 @@
-package com.baeldung.checkInterface;
+package com.baeldung.checkinterface;
 
 public class ChildClass2 implements ChildInterface2 {
 

core-java-modules/core-java-lang-5/src/main/java/com/baeldung/checkinterface/ChildInterface1.java

@@ -1,4 +1,4 @@
-package com.baeldung.checkInterface;
+package com.baeldung.checkinterface;
 
 public interface ChildInterface1 extends MasterInterface {
 

core-java-modules/core-java-lang-5/src/main/java/com/baeldung/checkinterface/ChildInterface2.java

@@ -1,4 +1,4 @@
-package com.baeldung.checkInterface;
+package com.baeldung.checkinterface;
 
 public interface ChildInterface2 extends MasterInterface {
 

core-java-modules/core-java-lang-5/src/main/java/com/baeldung/checkinterface/MasterClass.java

@@ -1,4 +1,4 @@
-package com.baeldung.checkInterface;
+package com.baeldung.checkinterface;
 
 public class MasterClass implements MasterInterface {
 

core-java-modules/core-java-lang-5/src/main/java/com/baeldung/checkinterface/MasterInterface.java

@@ -1,4 +1,4 @@
-package com.baeldung.checkInterface;
+package com.baeldung.checkinterface;
 
 public interface MasterInterface {
 

core-java-modules/core-java-lang-5/src/test/java/com/baeldung/checkinterface/CheckInterfaceUnitTest.java

@@ -1,4 +1,4 @@
-package com.baeldung.checkInterface;
+package com.baeldung.checkinterface;
 
 import static org.junit.jupiter.api.Assertions.assertFalse;
 import static org.junit.jupiter.api.Assertions.assertTrue;
@@ -13,6 +13,10 @@ import org.junit.jupiter.api.Test;
 import org.reflections.ReflectionUtils;
 import org.reflections.Reflections;
 
+import com.baeldung.checkinterface.ChildClass2;
+import com.baeldung.checkinterface.ChildInterface2;
+import com.baeldung.checkinterface.MasterInterface;
+
 public class CheckInterfaceUnitTest {
     
     protected static Reflections reflections;