Fixes error EADDRNOTAVAIL in portUtils.

[yuchenshi]

Description

Addresses #4741 (comment) (I think)

Scenarios Tested

See #4741 (comment)

Sample Commands

[codecov-commenter]

Codecov Report

Base: 56.18% // Head: 56.17% // Decreases project coverage by -0.00% ⚠️

Coverage data is based on head (f138b61) compared to base (6eed1c2).
Patch coverage: 16.66% of modified lines in pull request are covered.

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #5112      +/-   ##
==========================================
- Coverage   56.18%   56.17%   -0.01%     
==========================================
  Files         308      308              
  Lines       20703    20707       +4     
  Branches     4189     4190       +1     
==========================================
+ Hits        11631    11632       +1     
- Misses       8064     8067       +3     
  Partials     1008     1008              

Impacted Files	Coverage Δ
src/emulator/portUtils.ts	48.85% <16.66%> (-0.76%)	⬇️

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