chore(deps): update helm/chart-testing-action action to v2.8.0#115

kgrubb merged 2 commits intomainelastiflow/helm-chart-netobserv:mainfrom

renovate/helm-chart-testing-action-2.xelastiflow/helm-chart-netobserv:renovate/helm-chart-testing-action-2.xCopy head branch name to clipboard