ci package: don't update version on tag and maintenance branches
ci package: don't update version on tag and maintenance branches

komainu8/groonga,kenhys/groonga,komainu8/groonga,komainu8/groonga,kenhys/groonga,kenhys/groonga,groonga/groonga,komainu8/groonga,kenhys/groonga,komainu8/groonga,kenhys/groonga,groonga/groonga,kenhys/groonga,komainu8/groonga,groonga/groonga,groonga/groonga,groonga/groonga,groonga/groonga,komainu8/groonga,komainu8/groonga,groonga/groonga,kenhys/groonga,kenhys/groonga,groonga/groonga