[stable-7.2] ci: remove per-repo S3 cache purge. run save-pipeline-info inside build-opencloud

[v-scharf]

• Backport of ci: run S3 cache purge on dedicated cron #3691 (removal part only).
• Backport of ci: run save-pipeline-info inside build-opencloud pipeline #3692

[codacy-production]

Up to standards ✅

🟢 Issues 0 issues

Results:
0 new issues

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🟢 Coverage ∅ diff coverage

Metric	Results
Coverage variation	Report missing for 4c9d5e51
Diff coverage	✅ ∅ diff coverage

View coverage diff in Codacy

Coverage variation details

	Coverable lines	Covered lines	Coverage
Common ancestor commit (4c9d5e5)	Report Missing	Report Missing	Report Missing
Head commit (aa5745a)	82083	18974	23.12%

Coverage variation is the difference between the coverage for the head and common ancestor commits of the pull request branch: <coverage of head commit> - <coverage of common ancestor commit>

Diff coverage details

	Coverable lines	Covered lines	Diff coverage
Pull request (#3697)	0	0	∅ (not applicable)

Diff coverage is the percentage of lines that are covered by tests out of the coverable lines that the pull request added or modified: <covered lines added or modified>/<coverable lines added or modified> * 100%

¹ Codacy didn't receive coverage data for the commit, or there was an error processing the received data. Check your integration for errors and validate that your coverage setup is correct.

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