message: remove unneeded div in vue row layout
diff: <template>
  <div>
  - <div v-if="element.visible" v-for="element in row.elements" :key="element.idValue" :class="css.question.mainRoot" :id="element.id" :style="{ paddingLeft: getIndentSize(element, element.indent), paddingRight: getIndentSize(element, element.rightIndent), width: element.renderWidth }">
  - <survey-element :element="element" :survey="survey" :css="css" />
  - </div>
  + <survey-element v-if="element.visible" v-for="element in row.elements" :key="element.idValue" :class="css.question.mainRoot" :id="element.id" :style="{ paddingLeft: getIndentSize(element, element.indent), paddingRight: getIndentSize(element, element.rightIndent), width: element.renderWidth }" :element="element" :survey="survey" :css="css" />
  </div>
  </template>
  