use the correct ports

[mdevilliers]

Simple fix to align the ports in the readme with the k8s config for the dashboard

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This change is

[codecov-io]

Current coverage is 86.54%

Merging #563 into master will not affect coverage as of f0c4152

@@            master    #563   diff @@
======================================
  Files           97      97       
  Stmts          847     847       
  Branches         0       0       
  Methods          0       0       
======================================
  Hit            733     733       
  Partial          0       0       
  Missed         114     114       

Review entire Coverage Diff as of f0c4152

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[bryk]

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Reviewed 1 of 1 files at r1.
Review status: all files reviewed at latest revision, all discussions resolved.

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Comments from the review on Reviewable.io