Stop yielding network in certain normalizers

[originalsouth]

Changes

Stop yielding network in certain normalizers

Issue link

N/A

Demo

N/A

QA notes

No specific changes in flow, good to check the affected normalizers (Nmap TCP).

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[ammar92]

I believe there's another one in boefjes/boefjes/plugins/kat_burpsuite/normalize.py

[dekkers]

We should also use the network of the input OOI instead of hardcoding "internet" in kat_crt_sh, but that can also be done in a later PR.

[noamblitz]

I believe there's another one in boefjes/boefjes/plugins/kat_burpsuite/normalize.py

That one could possibly stay there since burp has no input OOI

[underdarknl]

We should also use the network of the input OOI instead of hardcoding "internet" in kat_crt_sh, but that can also be done in a later PR.

CRT.sh records can only ever be 'about' the internet, so not hardcoding it to that network wouldn't really change anything

[originalsouth]

@Donnype what is point of assigning this PR to me after it is merged?