fix alive url

src/main/java/ru/ulstu/controller/UtilController.java

@@ -23,7 +23,7 @@ public class UtilController {
         this.utilService = utilService;
     }
 
-    @GetMapping("isAlive")
+    @GetMapping("alive")
     @Operation(description = "Проверка сервиса")
     public ResponseEntity<Boolean> isAlive() {
         return new ResponseEntity<>(true, HttpStatus.OK);