fix(input):URL validation does not recognize URLs with no protocol

[SekibOmazic]

Request Type:

How to reproduce:

Component(s):

Impact: small

Complexity: small

This issue is related to:

Detailed Description:

Now recognizes URLs without protocol but it is far away from full-blown URL validator

Other Comments:

change the url regexp to recognize urls without protocol

closes #6634

[mary-poppins]

Thanks for the PR! Please check the items below to help us merge this faster. See the contributing docs for more information.

• Uses the issue template (#6650)

If you need to make changes to your pull request, you can update the commit with git commit --amend.
Then, update the pull request with git push -f.

Thanks again for your help!

[SekibOmazic]

@auser Should I close the PR as the #6634 has been closed (won't fix or so) ? Or do you guys (core team) do that? Don't know what's the procedure.

[auser]

I'll close this now as won't fix.