Bugfix - Aws metadata api discovery

[danielsagi]

Description

closes #452

Contribution checklist

• [x] I have read the Contributing Guidelines.
• [x] The commits refer to an active issue in the repository.
• [x] I have added automated testing to cover this case.

Notes

Please mention if you have not checked any of the above boxes.

[codecov[bot]]

Codecov Report

Merging #455 (2dc590a) into main (65eefed) will not change coverage. The diff coverage is 0.00%.

@@           Coverage Diff           @@
##             main     #455   +/-   ##
=======================================
  Coverage   63.79%   63.79%           
=======================================
  Files          42       42           
  Lines        2395     2395           
=======================================
  Hits         1528     1528           
  Misses        867      867           

Impacted Files	Coverage Δ
kube_hunter/core/events/types.py	83.60% <ø> (ø)
kube_hunter/modules/discovery/hosts.py	55.95% <0.00%> (ø)
kube_hunter/modules/hunting/apiserver.py	72.34% <ø> (ø)
kube_hunter/modules/hunting/arp.py	46.87% <ø> (ø)
kube_hunter/modules/hunting/kubelet.py	60.40% <ø> (ø)
kube_hunter/modules/hunting/secrets.py	50.00% <ø> (ø)

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