[6.x] Fix separator on video fieldtype (#13128)

Author: JayGeorge

resources/js/components/fieldtypes/VideoFieldtype.vue

@@ -10,7 +10,7 @@
                 @update:model-value="update"
                 @focus="$emit('focus')"
                 @blur="$emit('blur')"
-                class="border-s-0"
+                input-class="border-s-0"
             />
         </ui-input-group>
         <ui-description v-if="isInvalid" class="text-red-600">{{ __('statamic::validation.url') }}</ui-description>