Update bash
Update bash

Changes:

- https://github.com/tianon/docker-bash/commit/81c7838: Update 5.1-rc to 5.1-rc1
- https://github.com/tianon/docker-bash/commit/db0fc4c: Update devel to 20200924, commit c84a1ebb625289e6b129a167667a78df3407d7d6

31z4/official-images,dinogun/official-images,infosiftr/stackbrew,neo-technology/docker-official-images,dinogun/official-images,docker-solr/official-images,31z4/official-images,neo-technology/docker-official-images,thresheek/official-images,neo-technology/docker-official-images,infosiftr/stackbrew,docker-solr/official-images,infosiftr/stackbrew,thresheek/official-images,thresheek/official-images,neo-technology/docker-official-images,31z4/official-images,dinogun/official-images,neo-technology/docker-official-images,docker-library/official-images,31z4/official-images,infosiftr/stackbrew,31z4/official-images,infosiftr/stackbrew,docker-solr/official-images,docker-solr/official-images,dinogun/official-images,docker-solr/official-images,infosiftr/stackbrew,docker-library/official-images,infosiftr/stackbrew,31z4/official-images,dinogun/official-images,thresheek/official-images,thresheek/official-images,neo-technology/docker-official-images,docker-solr/official-images,docker-library/official-images,31z4/official-images,docker-library/official-images,docker-solr/official-images,31z4/official-images,infosiftr/stackbrew,infosiftr/stackbrew,31z4/official-images,docker-solr/official-images,31z4/official-images,docker-solr/official-images,infosiftr/stackbrew,thresheek/official-images,thresheek/official-images,infosiftr/stackbrew,docker-library/official-images,thresheek/official-images,31z4/official-images,thresheek/official-images,dinogun/official-images,docker-solr/official-images,dinogun/official-images,neo-technology/docker-official-images,docker-library/official-images,dinogun/official-images,neo-technology/docker-official-images,docker-library/official-images,thresheek/official-images,docker-solr/official-images,docker-library/official-images,dinogun/official-images,dinogun/official-images,31z4/official-images,neo-technology/docker-official-images,docker-library/official-images,docker-library/official-images,docker-solr/official-images,neo-technology/docker-official-images,thresheek/official-images,docker-solr/official-images,31z4/official-images,thresheek/official-images,neo-technology/docker-official-images,thresheek/official-images,docker-library/official-images,thresheek/official-images,infosiftr/stackbrew,infosiftr/stackbrew,31z4/official-images,docker-library/official-images,docker-library/official-images,infosiftr/stackbrew,docker-solr/official-images,docker-library/official-images,neo-technology/docker-official-images,neo-technology/docker-official-images,dinogun/official-images,dinogun/official-images,dinogun/official-images,neo-technology/docker-official-images