refactor(test): remove access modifiers from test classes (!31)

Reviewed-on: #31
Reviewed-by: Phan Huy Tran <ptran@noreply.localhost>
Co-authored-by: Jan Klattenhoff <jan@kjan.de>
Co-committed-by: Jan Klattenhoff <jan@kjan.de>

src/test/java/de/szut/lf8_starter/integration/project/CreateProjectActionTest.java

@@ -20,7 +20,7 @@ import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.
 
 @SpringBootTest
 @AutoConfigureMockMvc(addFilters = false)
-public class CreateProjectActionTest {
+class CreateProjectActionTest {
     @Autowired
     private MockMvc mockMvc;
     @Autowired

src/test/java/de/szut/lf8_starter/integration/project/ProjectFindAllNotAuthenticated.java

@@ -14,7 +14,7 @@ import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.
 
 @SpringBootTest(webEnvironment = SpringBootTest.WebEnvironment.RANDOM_PORT)
 @AutoConfigureMockMvc(addFilters = true)
-public class ProjectFindAllNotAuthenticated {
+class ProjectFindAllNotAuthenticated {
     @Autowired
     private ProjectRepository projectRepository;
 

src/test/java/de/szut/lf8_starter/integration/project/ProjectFindAllSuccessTest.java

@@ -18,7 +18,7 @@ import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.
 
 @SpringBootTest(webEnvironment = SpringBootTest.WebEnvironment.RANDOM_PORT)
 @AutoConfigureMockMvc(addFilters = false)
-public class ProjectFindAllSuccessTest {
+class ProjectFindAllSuccessTest {
     @Autowired
     private ProjectRepository projectRepository;