ecamp3-logging: switch to self built fluentd image #38167

Job	Run time
Lint: API (php-cs-fixer)	31s
Lint: Frontend (ESLint)	35s
Tests: API	14m 12s
Lint: ClientPrint (ESLint)	25s
Lint: e2e (ESLint)	27s
Tests: Frontend	2m 13s
Tests: PDF	27s
Lint: Print (ESLint)	26s
Tests: Print	54s
Tests: End-to-end build / Tests: End-to-end (build job)	23s
Tests: End-to-end run / Tests: End-to-end (chrome)	4m 12s
Tests: End-to-end run / Tests: End-to-end (firefox)	4m 54s
Tests: End-to-end run / Tests: End-to-end (edge)	4m 31s
Finish coveralls report	4s
workflow-success	2s
Send out CI success event	0s
	34m 16s

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