fix: [sidebar.css] : style bug in windows

src/styles/sidebar.scss

@@ -26,7 +26,7 @@
       right: 0px;
     }
     .scrollbar-wrapper {
-      height: calc(100% + 15px);
+      overflow-x: hidden!important;
       .el-scrollbar__view {
         height: 100%;
       }