Change slack dependency + fix dependency vulnerabilities
dependabot -> fix opencontainers/runc vulnerability related to https://github.com/athenianco/cloud-common/security/dependabot/go.mod/github.com%2Fopencontainers%2Frunc/open
dependabot -> fix opencontainers/runc vulnerability related to https://github.com/athenianco/cloud-common/security/dependabot/go.mod/github.com%2Fopencontainers%2Frunc/open