test: autoformat test code

src/test/java/de/stklcode/jvault/connector/HTTPVaultConnectorIT.java

@@ -1282,10 +1282,8 @@ class HTTPVaultConnectorIT {
 
             return socket.getLocalPort();
         } catch (IOException e) {
-            e.printStackTrace();
+            throw new IllegalStateException("Unable to find a free TCP port", e);
         }
-
-        throw new IllegalStateException("Unable to find a free TCP port");
     }
 
     /**

src/test/java/de/stklcode/jvault/connector/model/response/SecretListResponseTest.java

@@ -21,7 +21,8 @@ import org.junit.jupiter.api.Test;
 
 import java.util.List;
 
-import static org.junit.jupiter.api.Assertions.*;
+import static org.junit.jupiter.api.Assertions.assertDoesNotThrow;
+import static org.junit.jupiter.api.Assertions.assertEquals;
 
 /**
  * JUnit Test for {@link SecretListResponse} model.

src/test/java/de/stklcode/jvault/connector/model/response/TransitResponseTest.java

@@ -46,11 +46,9 @@ class TransitResponseTest extends AbstractModelTest<TransitResponse> {
                         "\"sum\": \"" + SUM + "\""
                 ),
                 TransitResponse.class
+            ),
+            "Creation of full model failed"
         );
-        } catch (JsonProcessingException e) {
-            fail("Creation of full model failed", e);
-            return null;
-        }
     }
 
     @Test