DAST Profiles button should be changed to `default` styling

Problem to solve

On the security Configuration page, the Manage button under DAST Profiles was implemented with a green button, which should be reserved for "creation or addition" functionality (Pajamas documentation for reference).

Current	New
This is the screenshot as I update this design, if there is any new changes during the implementation time, please follow the new changes	Use the "Default" button style for "Manage" DAST prfoile

Solution

Update to default button styling (see the Configure button for SAST as an example).

/cc @cam.x @annabeldunstone @derekferguson @andyvolpe @kmann @jmandell @tmccaslin