编辑器-热点-热点列表：优化交互体验

(cherry picked from commit fc0c687c4ef7d822f870c2308cfde4f6eda60e4f)

packages/qjkankan-editor/src/views/hotspot/HotSpotList.vue

@@ -301,7 +301,7 @@ export default {
         border-radius: 2px;
         display: flex;
         align-items: center;
-        padding: 0 10px;
+        padding: 0 5px 0 10px;
         &:hover {
           background: #252526;
           .icon-delete {
@@ -322,6 +322,7 @@ export default {
           margin-left: 12px;
           display: none;
           cursor: pointer;
+          padding: 5px;
           &:hover {
             color: #fa5555;
           }