chore(deps): update helm release oauth2-proxy to v7.12.0 #664

Job	Run time
Continuous integration / Lint: ClientPrint (ESLint)	22s
Continuous integration / Lint: Frontend (ESLint)	38s
Continuous integration / Lint: API (php-cs-fixer)	32s
Continuous integration / Lint: e2e (ESLint)	23s
Continuous integration / Lint: Print (ESLint)	26s
Continuous integration / Tests: API	3m 41s
Continuous integration / Tests: Frontend	2m 20s
Continuous integration / Tests: PDF	21s
Continuous integration / Tests: Print	50s
Continuous integration / Tests: End-to-end build / Tests: End-to-end (build job)	48s
Continuous integration / Tests: End-to-end run / Tests: End-to-end (chrome)	3m 57s
Continuous integration / Tests: End-to-end run / Tests: End-to-end (firefox)	4m 56s
Continuous integration / Tests: End-to-end run / Tests: End-to-end (edge)	4m 10s
Continuous integration / Finish coveralls report	4s
Continuous integration / workflow-success	2s
Continuous integration / Send out CI success event	0s
Build and push docker images / Build images and push	4m 37s
Upgrade or install deployment / Deploy to Kubernetes	3s
	28m 10s

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