Bug #225999,Feedback #226010 - Replace Diksha to NULP in this text "By uploading content on DIKSHA, you confirm that you are publishing it under,Add close icon to chat with creator popup.

Bug #225999,Feedback #226010 - Replace Diksha to NULP in this text "By uploading content on DIKSHA, you confirm that you are publishing it under,Add close icon to chat with creator popup. #1291