Update readme.md

Co-Authored-By: Antim-IWP <203163676+Antim-IWP@users.noreply.github.com>
Co-Authored-By: Shiwangi Srivastava <174641070+IamShiwangi@users.noreply.github.com>

Author: 3 people

Solution/901. Online Stock Span/readme.md

@@ -13,8 +13,6 @@ tags:
 
 # [901. Online Stock Span](https://leetcode.com/problems/online-stock-span)
 
-
-
 ## Description
 
 <!-- description:start -->