Make vulnerability scans optional

[tonycknight]

Is your feature request related to a problem? Please describe.
With deprecated scans being optional, an improvement to user experience could be focussing scans to just deprecations, mean making vulnerability scans optional within a single scan.

Describe the solution you'd like
Make vulnerability scans optional.

Additional context
The -v CLI option in Spectre has a bug: spectreconsole/spectre.console#1400. Until then this is on hold.

[FrankRay78]

FYI. I've just submitted a PR to revert this to existing behaviour, see: spectreconsole/spectre.console#1427

[tonycknight]

FYI. I've just submitted a PR to revert this to existing behaviour, see: spectreconsole/spectre.console#1427

@FrankRay78 Many thanks for letting me know! Best of luck with getting your PR merged.