fix(deps): update dependency twig/extra-bundle to v3.7.0 #454

Job	Run time
Continuous integration / Tests: End-to-end (build job)	2m 15s
Continuous integration / Lint: API (php-cs-fixer)	39s
Continuous integration / Tests: API	8m 58s
Continuous integration / Lint: Frontend (ESLint)	1m 12s
Continuous integration / Tests: Frontend	3m 6s
Continuous integration / Lint: Print (ESLint)	49s
Continuous integration / Tests: Print	1m 52s
Continuous integration / Tests: End-to-end (electron)	6m 58s
Continuous integration / Tests: End-to-end (chrome)	6m 55s
Continuous integration / Tests: End-to-end (firefox)	7m 40s
Continuous integration / Tests: End-to-end (edge)	7m 39s
Continuous integration / Finish coveralls report	4s
Continuous integration / Send out CI success event	0s
Build and push docker images / Build images and push	1m 7s
Upgrade or install deployment / Deploy to Kubernetes	1m 11s
	50m 25s

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