chore(deps): update konflux references to 6620f88

[renovate]

This PR contains the following updates:

Package	Change
quay.io/konflux-ci/tekton-catalog/task-buildah-oci-ta	8cef107 -> 6620f88

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[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 74.11%. Comparing base (2c5c147) to head (39f9a71).
Report is 2 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #1953   +/-   ##
=======================================
  Coverage   74.11%   74.11%           
=======================================
  Files          88       88           
  Lines        5729     5729           
=======================================
  Hits         4246     4246           
  Misses       1483     1483           

Flag	Coverage Δ
generative	74.11% <ø> (ø)
integration	74.11% <ø> (ø)
unit	74.11% <ø> (ø)

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