fix: adjust the margin of Sidebar search control

Author: wewoor

src/components/search/style.scss

@@ -3,7 +3,7 @@
 #{$search} {
     color: inherit;
     font-size: 13px;
-    margin: 0 12px 0 2px;
+    margin: 6px 12px 0 2px;
     position: relative;
     width: auto;