[SECURESIGN-1289] Migrate to oci-ta

[bouskaJ]

No description provided.

[JasonPowr]

/lgtm

[openshift-ci]

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This pull-request has been approved by: bouskaJ, JasonPowr

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[JasonPowr]

@bouskaJ The on-push pipelines seem to be failing

Task Statuses:
[User error] Validation failed for pipelinerun backfill-redis-on-push-xbnng with error invalid input params for task sast-snyk-check-oci-ta: missing values for these params which have no default values: [SOURCE_ARTIFACT]

Task Statuses:
[User error] Validation failed for pipelinerun rekor-cli-on-push-2bwnt with error invalid input params for task git-clone-oci-ta: missing values for these params which have no default values: [ociStorage]

Task Statuses:
[User error] Validation failed for pipelinerun rekor-server-on-push-84cjw with error invalid input params for task sast-snyk-check-oci-ta: missing values for these params which have no default values: [SOURCE_ARTIFACT]

I also missed these in the review, aplogies

[bouskaJ]

ou, the push pipelines are risky. I am going to send a new PR with fix