fix(ImageView): Use mouseenter instead of mouseover

The mouseover event event bubbles, which means that hovering child
elements also triggers it. This can lead to bad performance. Thus it's
better to use mouseenter.

See https://developer.mozilla.org/en-US/docs/Web/API/Element/mouseenter_event#usage_notes

Signed-off-by: Jonas <jonas@freesources.org>

Author: mejo-

src/nodes/ImageView.vue

@@ -16,7 +16,7 @@
 				v-if="canDisplayImage"
 				v-click-outside="() => (showIcons = false)"
 				class="image__view"
-				@mouseover="showIcons = true"
+				@mouseenter="showIcons = true"
 				@mouseleave="showIcons = false">
 				<transition name="fade">
 					<template v-if="!failed">