Use SP authentication in containers.yaml

[dylanhmorris]

Instead of a hard-coded account password.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 25.30%. Comparing base (d8534e9) to head (28ff179).
Report is 1 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #341   +/-   ##
=======================================
  Coverage   25.30%   25.30%           
=======================================
  Files          22       22           
  Lines        1648     1648           
=======================================
  Hits          417      417           
  Misses       1231     1231           

Flag	Coverage Δ
hewr	41.68% <ø> (ø)
pipelines	5.15% <ø> (ø)
pyrenew_hew	27.96% <ø> (ø)

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