Replace http://example.com with https://example.com in core/ib

@quietone I have made the changes in core/lib. Please have a look.

Hello @koustav_mondal
Ihave checked the MR note and it seems that the suggested changes have been implemented

Moving the issue to RTBC and lets wait for some more feedbacks

nod_ → closed merge request !11366

Committed 9444e38 and pushed to 11.x. Thanks!