fix(nms): clean up the e2e test after execution

[Neudrino]

Summary

This cleanup should be best practice, as you will otherwise get errors during local execution due to not cleaned up network interfaces.

Test Plan

• CI

[github-actions]

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[github-actions]

dp-workflow

0 tests   0 ✔️  0s ⏱️
0 suites  0 💤
0 files    0 ❌

Results for commit 95edee5.

[github-actions]

nms-workflow

0 tests   0 ✔️  0s ⏱️
0 suites  0 💤
0 files    0 ❌

Results for commit 95edee5.