CI/CD

revert: Update bundler in Gemfile.lock #655

Job	Run time
TODO	10s
Tests (0-2)	12m 24s
Lint code	4m 45s
Tests (1-2)	9m 32s
System tests (0-4)	10m 42s
System tests (1-4)	12m 49s
Test build docker image	14m 53s
System tests (2-4)	12m 54s
System tests (3-4)	11m 49s
Generate release	0s
Build and push image to Registry	0s
Deploy rc branch on RC instance	0s
Deploy staging branch on staging instance	0s
Deploy develop branch on develop instance	0s
	1h 29m 58s

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