Update Readme

Question 1

Update README in IoT for Beginners directory

Question 2

Hey I want to work on this issue. Can you assign this to me.

Answer · 2021-09-29T13:03:36.000Z

Hey I want to work on this issue. Can you assign this to me.

Question 3

@hardikchopra242 I want to update this would you assigned me the task

Answer · 2021-10-03T03:09:12.000Z

@hardikchopra242 I want to update this would you assigned me the task