Update Readme.md

Author: sreelakshmig009

Techgig Code Gladiators 2021/Readme.md

@@ -6,7 +6,7 @@
 
    * Open Coding Round Problems:
 
-        * Virus Outbreak
+        * <a href ="https://github.com/sreelakshmig009/CompetitiveProgrammingQuestionBank/blob/techgig/Techgig%20Code%20Gladiators%202021/open%20round/virus_outbreak.md">Virus Outbreak</a>
 
         * Prime Game