Build

[server] remove unused `RepositoryService.canInstallAutomatedPrebuilds` #20553

Job	Run time
create-runner / Create GCE VM	1m 10s
Configure job parameters	2s
Build previewctl	31s
Build Gitpod	6m 1s
infrastructure	1m 24s
Install Monitoring Satellite	0s
Run workspace integration tests on main branch	0s
install-app	0s
Install Gitpod	6m 26s
Run integration test	0s
delete-runner / Delete ephemeral GCE VM	25s
	15m 59s

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