Bump golang.org/x/sync from 0.5.0 to 0.8.0 #4495

Job	Run time
Validate GitHub Action Workflows	7s
Validate GitHub Action Workflows	2m 9s
Lint Helm Charts	14s
Pre-commit checks	10m 15s
Get tool-versions	8s
Linting-root	3m 41s
Linting-gotestloghelper	29s
Linting-k8s-test-runner	1m 1s
Check for Vulnerabilities	1m 13s
Linting-testlistgenerator	34s
Linting-ecrimagefetcher	40s
Linting-ghlatestreleasechecker	28s
Linting-asciitable	27s
Linting-workflowresultparser	28s
SonarQube Analysis	27s
	22m 21s

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