refactor(user-info-fetcher): move initialization into backends #14

Job	Run time
Detect relevant changed files	7s
Build/Publish amd64 Image	7m 6s
Run cargo-udeps	1m 58s
Build/Publish arm64 Image	5m 27s
Package/Publish 0.0.0-pr782 Helm Chart	24s
Publish/Sign 0.0.0-pr782 Index	30s
Run OpenShift Preflight Check for 0.0.0-pr782-amd64	19s
Run OpenShift Preflight Check for 0.0.0-pr782-arm64	17s
Failure Notification	0s
Finished Build and Publish	2s
	16m 10s

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