fix: min-Width -> min-width, avoid compile warning of tooltip.scss, close #1680 (#1681)

packages/semi-foundation/tooltip/tooltip.scss

@@ -79,7 +79,7 @@ $module-icon: #{$module}-icon-arrow;
     }
 
     &-content {
-        min-Width: 0
+        min-width: 0;
     }
 
     &-trigger {