数据集查询语句上限改为1500

 src/views/data/ind/data/DataSetForm.vue

@@ -21,7 +21,7 @@
        </el-select>
      </el-form-item>
      <el-form-item label="查询语句" prop="querySql">
        <el-input v-model="formData.querySql" placeholder="请输入内容" type="textarea" maxlength="500"
        <el-input v-model="formData.querySql" placeholder="请输入内容" type="textarea" maxlength="1500"
                  :rows="6"
                  @input="checkSensitiveWords"
                  show-word-limit spellcheck="false"/>