[bug] ran into an issue when demoing realm

[hulto]

Describe the bug
Queueing the port scan tome with input missing the CIDR (/32) causes the agent to crash

To Reproduce
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4. See error

Expected behavior
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Desktop (please complete the following information):

• OS: [e.g. iOS]
• Browser [e.g. chrome, safari]
• Version [e.g. 22]

Smartphone (please complete the following information):

• Device: [e.g. iPhone6]
• OS: [e.g. iOS8.1]
• Browser [e.g. stock browser, safari]
• Version [e.g. 22]

Additional context
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[hulto]

Able to reproduce through golem

root ➜ /workspaces/realm/implants/golem (363-bug-ran-into-an-issue-when-demoing-realm) $ cargo run -- -i
$> pivot.port_scan(["127.0.0.1"],[80],"tcp",2)
thread 'main' panicked at lib/eldritch/src/pivot/port_scan_impl.rs:67:27:
index out of bounds: the len is 1 but the index is 1
note: run with `RUST_BACKTRACE=1` environment variable to display a backtrace