external repo link target should be default browser

[Harshvardhan Karn]

The problem
clicking on deepfence github buttons, renders github inside the docker desktop.

Expectation
Upon clicking any of the two buttons, open the GitHub url in the default browser.

[Marut Pandya]

Assign this to me @ibreakthecloud

[Harshvardhan Karn]

Assign this to me @ibreakthecloud

@pandyamarut Done. There's a similar issue if you want get that assigned too
deepfence/yarahunter-docker-extension#3

[Marut Pandya]

#5
@ibreakthecloud Opened a Pull Request. Please take a look.