fix: 修正RequestMapping路径分隔符错误

ruoyi-ems/src/main/java/org/dromara/ems/base/controller/EmsBaseLocationJsonController.java

@@ -31,7 +31,7 @@ import org.dromara.common.mybatis.core.page.TableDataInfo;
 @Validated
 @RequiredArgsConstructor
 @RestController
-@RequestMapping("/ems\base/emsBaseLocationJson")
+@RequestMapping("/ems/base/emsBaseLocationJson")
 public class EmsBaseLocationJsonController extends BaseController {
 
     private final IEmsBaseLocationJsonService emsBaseLocationJsonService;