Reapply "FIX: 销售后台看课记录：是和否为会员查询有问题 ，需要处理一下,是否为会员改为是否注册"

This reverts commit caf99df57784b83fe789993b8755e319edb7d2c6.

src/views/course/courseWatchLog/index.vue

@@ -259,11 +259,11 @@
         </el-date-picker>
       </el-form-item>
 
-      <el-form-item label="是否为会员" prop="isVip">
+      <el-form-item label="是否注册" prop="isVip">
         <el-select
           filterable
           v-model="queryParams.isVip"
-          placeholder="请选择是否为会员"
+          placeholder="请选择是否注册"
           clearable size="small">
           <el-option
             v-for="dict in isVipList"

src/views/course/courseWatchLog/watchLog.vue

@@ -239,11 +239,11 @@
         </el-date-picker>
       </el-form-item>
 
-      <el-form-item label="是否为会员" prop="isVip">
+      <el-form-item label="是否注册" prop="isVip">
         <el-select
           filterable
           v-model="queryParams.isVip"
-          placeholder="请选择是否为会员"
+          placeholder="请选择是否注册"
           clearable size="small">
           <el-option
             v-for="dict in isVipList"