remove public in test

src/test/java/com/safeqr/app/SafeQrAppApplicationTests.java

@@ -4,9 +4,9 @@ import org.junit.jupiter.api.Test;
 import org.springframework.boot.test.context.SpringBootTest;
 
 @SpringBootTest
-public class SafeQrAppApplicationTests {
+class SafeQrAppApplicationTests {
 
 	@Test
-	public void contextLoads() {
+	void contextLoads() {
 	}
 }