fix(SQL Example Library): Multiple selection count error

Author: dataeaseShu

frontend/src/views/system/embedded/Page.vue

@@ -188,6 +188,7 @@ const search = () => {
       toggleRowLoading.value = true
       fieldList.value = res.items
       pageInfo.total = res.total
+      searchLoading.value = false
       nextTick(() => {
         handleToggleRowSelection()
       })

frontend/src/views/system/member/index.vue

@@ -141,6 +141,7 @@ const search = () => {
       toggleRowLoading.value = true
       fieldList.value = res.items
       pageInfo.total = res.total
+      searchLoading.value = false
       nextTick(() => {
         handleToggleRowSelection()
       })

frontend/src/views/system/professional/index.vue

@@ -185,6 +185,7 @@ const search = () => {
       toggleRowLoading.value = true
       fieldList.value = res.data
       pageInfo.total = res.total_count
+      searchLoading.value = false
       nextTick(() => {
         handleToggleRowSelection()
       })

frontend/src/views/system/training/index.vue

@@ -201,6 +201,7 @@ const search = () => {
       toggleRowLoading.value = true
       fieldList.value = res.data
       pageInfo.total = res.total_count
+      searchLoading.value = false
       nextTick(() => {
         handleToggleRowSelection()
       })