[test] e2e test fixes

[AshleyDumaine]

fix variables in outputs, increase some timeouts and add retry on lb-with-proxyprotocol-default-annotation

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[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 72.09%. Comparing base (52dbb71) to head (85b478a).

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #484   +/-   ##
=======================================
  Coverage   72.09%   72.09%           
=======================================
  Files          19       19           
  Lines        3652     3652           
=======================================
  Hits         2633     2633           
  Misses        779      779           
  Partials      240      240           

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