fix: [디자인QA] 슬라이드 인덱스 전환 시 영상이 처음부터 재생되도록 적용

layers/templates/GrGallery01/index.vue

@@ -19,7 +19,6 @@ const props = defineProps<Props>()
 const { locale } = useI18n()
 const { sendLog, useAnalyticsLogDataDirect } = useAnalytics()
 
-const slideThumbnailRef = ref<any>(null)
 const playingSlideIndex = ref<number | null>(null)
 let stopVideoTimeoutId: ReturnType<typeof setTimeout> | null = null
 
@@ -65,7 +64,7 @@ const handleVideoClick = (index: number) => {
   )
 }
 
-const stopVideo = () => {
+const handleSplideMove = () => {
   // 이전 타이머 정리
   if (stopVideoTimeoutId) {
     clearTimeout(stopVideoTimeoutId)
@@ -104,14 +103,13 @@ onBeforeUnmount(() => {
         class="title-md max-w-[944px]"
       />
       <BlocksSlideThumbnail
-        ref="slideThumbnailRef"
         :thumbnail-data="slideData"
         variant="media"
         class="mt-[24px] md:mt-[32px]"
         :pagination-data="paginationData"
         :arrows="slideData.length > 5"
-        @move="stopVideo"
         @arrow-click="onArrowClick"
+        @move="handleSplideMove"
       >
         <SplideSlide
           v-for="(item, index) in slideData"