chore: add networkchaos external targets in dashboard

[g1eny0ung]

Signed-off-by: Yue Yang g1enyy0ung@gmail.com

What problem does this PR solve?

As the title.

Also, fix some bugs related to direction and bandwidth, PTAL.

What is changed and how does it work?

Checklist

Tests

• Unit test
• E2E test
• Manual test (add detailed scripts or steps below)
• No code

Side effects

• Breaking backward compatibility

Related changes

• Need to update the documentation

Does this PR introduce a user-facing change?

NONE

[cwen0]

LGTM

[YangKeao]

LGTM

[g1eny0ung]

/merge

[ti-srebot]

/run-all-tests

[codecov-io]

Codecov Report

Merging #1168 (f06cfb9) into master (7e9ff3f) will decrease coverage by 8.49%.
The diff coverage is 26.45%.

@@            Coverage Diff             @@
##           master    #1168      +/-   ##
==========================================
- Coverage   55.78%   47.28%   -8.50%     
==========================================
  Files          68       74       +6     
  Lines        4383     4384       +1     
==========================================
- Hits         2445     2073     -372     
- Misses       1768     2102     +334     
- Partials      170      209      +39     

Impacted Files	Coverage Δ
api/v1alpha1/common_types.go	0.00% <0.00%> (ø)
api/v1alpha1/common_validation.go	100.00% <ø> (ø)
api/v1alpha1/common_webhook.go	100.00% <ø> (ø)
api/v1alpha1/dnschaos_type.go	0.00% <0.00%> (ø)
api/v1alpha1/dnschaos_webhook.go	0.00% <0.00%> (ø)
api/v1alpha1/httpchaos_types.go	0.00% <0.00%> (ø)
api/v1alpha1/iochaos_types.go	0.00% <ø> (-40.00%)	⬇️
api/v1alpha1/kernelchaos_types.go	0.00% <ø> (-20.00%)	⬇️
api/v1alpha1/kernelchaos_webhook.go	100.00% <ø> (+14.81%)	⬆️
api/v1alpha1/kinds.go	27.27% <ø> (+0.60%)	⬆️
... and 111 more

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