chore: don't use wildcard imports

Signed-off-by: Marc Nuri <marc@marcnuri.com>

kubernetes-model-generator/kubernetes-model-core/src/test/java/io/fabric8/kubernetes/api/model/HasMetadataTest.java

@@ -22,7 +22,12 @@
 
 import java.util.Optional;
 
-import static org.junit.jupiter.api.Assertions.*;
+import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertFalse;
+import static org.junit.jupiter.api.Assertions.assertNotNull;
+import static org.junit.jupiter.api.Assertions.assertNull;
+import static org.junit.jupiter.api.Assertions.assertThrows;
+import static org.junit.jupiter.api.Assertions.assertTrue;
 
 class HasMetadataTest {
   @Test