fix: revert #1026

This reverts commit 6cb3183c2e.

components/common/CommonBlurhash.vue

@@ -38,19 +38,6 @@ onMounted(() => {
 </script>
 
 <template>
-  <Transition>
-    <img v-if="isLoaded || !placeholderSrc" v-bind="$attrs" :src="src" :srcset="srcset" absolute>
-    <img v-else v-bind="$attrs" :src="placeholderSrc" absolute>
-  </Transition>
-  <img v-bind="$attrs" :src="placeholderSrc" z-0 aria-hidden>
+  <img v-if="isLoaded || !placeholderSrc" v-bind="$attrs" :src="src" :srcset="srcset">
+  <img v-else v-bind="$attrs" :src="placeholderSrc">
 </template>
-
-<style>
-.v-enter-active {
-  transition: opacity 0.3s ease;
-}
-
-.v-enter-from {
-  opacity: 0;
-}
-</style>