feat: update whats new page

Author: harshkhandeparkar

src/renderer/components/WhatsNew/WhatsNew.tsx

@@ -74,10 +74,11 @@ export default class WhatsNew extends Component {
             title="Shortcuts"
             desc={
               <span>
-                The following new shortcuts (hotkeys) have been added.
+                The following new shortcuts (hotkeys) have been added/changed.
                 <br /><br />
                 <b>Ctrl + ,</b>: Now goes back to the home page if used in the settings page.<br />
                 <b>Ctrl + Esc</b>: Go to home page from any page.<br />
+                <b>Alt + T</b>: The previous tool shortcut has been reassigned to this due to an unintended behaviour. The shortcut will work properly now.<br />
               </span>
             }
             version="v0.7.3"