Fix hackvento date

Author: adeen-s

_layouts/hackvento.html

@@ -194,7 +194,7 @@ <h1 class="title has-text-left" style="font-size:3vh !important;">
             <a href="https://codeIndore.github.io"><span class="has-background-dark has-text-white">code</span><span class="has-background-white has-text-dark">Indore( )</span></a>
         </h1>
         <p>
-          September 23
+          September 22
           <br>
           IET, DAVV
           <br>