fix(Mock测试): 修复Mock期望每更改一次ID自动加一的问题

--bug=1008273 --user=宋天阳 【接口测试】mock期望，每改一次，ID就会+1
https://www.tapd.cn/55049933/s/1073988

backend/src/main/java/io/metersphere/api/service/MockConfigService.java

@@ -211,17 +211,18 @@ public class MockConfigService {
             isSave = true;
             request.setId(UUID.randomUUID().toString());
         }
-
         //检查名称是否存在
         if (request.getName() != null) {
             this.checkNameIsExists(request);
         }
         long timeStmp = System.currentTimeMillis();
-
-        String expectNum = this.getMockExpectId(request.getMockConfigId());
         MockExpectConfigWithBLOBs model = new MockExpectConfigWithBLOBs();
-        model.setId(request.getId());
+        if (isSave) {
+            String expectNum = this.getMockExpectId(request.getMockConfigId());
             model.setExpectNum(expectNum);
+        }
+        model.setId(request.getId());
+
         model.setMockConfigId(request.getMockConfigId());
         model.setUpdateTime(timeStmp);
         model.setStatus(request.getStatus());
@@ -268,7 +269,8 @@ public class MockConfigService {
                     if (index <= savedIndex) {
                         index = savedIndex + 1;
                     }
-                }catch (Exception ignored){}
+                } catch (Exception ignored) {
+                }
             }
         }
         return apiNum + index;
@@ -292,7 +294,8 @@ public class MockConfigService {
                     if (index <= savedIndex) {
                         index = savedIndex + 1;
                     }
-                }catch (Exception ignored ){}
+                } catch (Exception ignored) {
+                }
             }
         }
         return index;
@@ -764,7 +767,8 @@ public class MockConfigService {
                     int httpCodeNum = 500;
                     try {
                         httpCodeNum = Integer.parseInt(responseJsonObj.getString("httpCode"));
-                    }catch (Exception e){}
+                    } catch (Exception e) {
+                    }
                     response.setStatus(httpCodeNum);
                 }
                 if (responseJsonObj.containsKey("delayed")) {
@@ -979,6 +983,7 @@ public class MockConfigService {
         }
         mockConfigMapper.deleteByExample(configExample);
     }
+
     public Map<String, List<MockParamSuggestions>> getApiParamsByApiDefinitionBLOBs(ApiDefinitionWithBLOBs apiModel) {
         if (apiModel == null) {
             return new HashMap<>();
@@ -1473,7 +1478,8 @@ public class MockConfigService {
                                 mockExpectConfigMapper.updateByPrimaryKeySelective(model);
                             }
                         }
-                    }catch (Exception e){}
+                    } catch (Exception e) {
+                    }
                 }
             }
         }