fix(report): fix cvedb-url, add -cvedb-type=http

[kotakanbe]

What did you implement:

If you use go-cve-dictionary, goval-dictionary, gost, go-exploitdb as http server mode, type of each dictionary have to be defined http

config.toml

[cveDict]
type = "http"
url = "http://localhost:1323"

[ovalDict]
type = "http"
url = "http://localhost:1324"

[gost]
type = "http"
url = "http://localhost:1325"

[exploit]
type = "http"
url = "http://localhost:1326"

also add http to command line args.

Fixes #721

Type of change

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• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
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• This change requires a documentation update

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Is this ready for review?: YES