fix annotations

Author: burdoto

auth/src/main/java/org/comroid/auth/controller/GenericController.java

@@ -19,8 +19,8 @@
 import org.springframework.ui.Model;
 import org.springframework.web.bind.annotation.GetMapping;
 import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.RequestMapping;
 import org.springframework.web.bind.annotation.RequestParam;
-import org.springframework.web.bind.annotation.RestController;
 import org.springframework.web.util.NestedServletException;
 
 import java.io.PrintWriter;
@@ -29,7 +29,6 @@
 import java.util.Optional;
 
 @Controller
-@RestController
 public class GenericController implements ErrorController {
     @Autowired
     private AccountRepository accounts;
@@ -102,6 +101,7 @@ public String login(Model model) {
                 .complete();
     }
 
+    @RequestMapping
     @PostMapping(value = "/login", consumes = MediaType.APPLICATION_FORM_URLENCODED_VALUE)
     public String doLogin(
             Model model,