fix: centering left sidebar

Author: dedywahyudi

src/shared/components/challenge-listing/Sidebar/BucketSelector/Bucket/style.scss

@@ -52,7 +52,7 @@
 
     font-weight: 400;
     font-size: 16px;
-    line-height: 24px;
+    line-height: 26px;
     color: $tco-black;
     margin-left: 5px;
   }
@@ -74,7 +74,7 @@
     text-align: center;
     padding: 0 8px;
     margin-left: 8px;
-    margin-bottom: 5px;
+    margin-bottom: 8px;
   }
 }