合并代码，减少文件

src/api/key-dm.js

@@ -137,7 +137,7 @@ export const materialTemplateDownload = (param) => {
 // 使用统计
 export const getUsageStats = (param) => {
   return axios.request({
-    url: '/api/ac/jilinsscgsdp/keyDmStats/selectUsageStats',
+    url: '/api/ac/jilinsscgsdp/keyDmUserCategory/selectUsageStats',
     method: 'post',
     data: param
   })
@@ -145,7 +145,7 @@ export const getUsageStats = (param) => {
 
 export const getUsageDetails = (param) => {
   return axios.request({
-    url: '/api/ac/jilinsscgsdp/keyDmStats/selectUsageDetails',
+    url: '/api/ac/jilinsscgsdp/keyDmUserCategory/selectUsageDetails',
     method: 'post',
     data: param
   })
@@ -154,7 +154,7 @@ export const getUsageDetails = (param) => {
 // 工作量统计
 export const getWorkloadStats = (param) => {
   return axios.request({
-    url: '/api/ac/jilinsscgsdp/keyDmStats/selectWorkloadStats',
+    url: '/api/ac/jilinsscgsdp/keyDmUserCategory/selectWorkloadStats',
     method: 'post',
     data: param
   })
@@ -162,7 +162,7 @@ export const getWorkloadStats = (param) => {
 
 export const getWorkloadDetails = (param) => {
   return axios.request({
-    url: '/api/ac/jilinsscgsdp/keyDmStats/selectWorkloadDetails',
+    url: '/api/ac/jilinsscgsdp/keyDmUserCategory/selectWorkloadDetails',
     method: 'post',
     data: param
   })