app-backup/sql-ssh-backup: Unsupported EAPI=7 for eutils.eclass

From pkgcheck output:

app-backup/sql-ssh-backup
  DeprecatedEclass: version 1.8.3: uses deprecated eclass: eutils (migrate to native package manager functions, more specific eclasses)
  DeprecatedEclass: version 1.9_beta5: uses deprecated eclass: eutils (migrate to native package manager functions, more specific eclasses)
  DeprecatedEclass: version 2.0: uses deprecated eclass: eutils (migrate to native package manager functions, more specific eclasses)

Please migrate as indicated by pkgcheck.

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