Add missing public registry alias to update of combine-cert-proxy

[jmgrady]

Missing ${{ inputs.image_registry_alias }} when updating the combine-cert-proxy deployment results in an invalid image name being specified for the deployment.

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This change is 

[codecov-commenter]

Codecov Report

Merging #1716 (3a8d2db) into master (540dfd4) will not change coverage.
The diff coverage is 100.00%.

@@           Coverage Diff           @@
##           master    #1716   +/-   ##
=======================================
  Coverage   52.17%   52.17%           
=======================================
  Files         275      275           
  Lines        8504     8504           
  Branches      616      616           
=======================================
  Hits         4437     4437           
  Misses       3574     3574           
  Partials      493      493           

Flag	Coverage Δ
backend	80.22% <ø> (ø)
frontend	32.64% <100.00%> (ø)

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Impacted Files	Coverage Δ
...viewEntries/ReviewEntriesComponent/CellColumns.tsx	59.63% <100.00%> (ø)

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[imnasnainaec]

Reviewed 1 of 1 files at r1, all commit messages.
Reviewable status: complete! all files reviewed, all discussions resolved (waiting on @jmgrady)