Events loading again after rotating screen

**Describe the bug**
In EventsFragment, it keeps reloading and fetching the events after reloading the screen

**Expected behavior**
It should load one time and be retained by the ViewModel after rotating screen.

**Screenshots**
<img src="https://i.ibb.co/F0wBmgZ/ezgif-1-fd855c2b0d29.gif" width="300">

**Would you like to work on the issue?**
Yes
