Update bash

Changes:

- https://github.com/tianon/docker-bash/commit/d8b5a2e: Update to commit e6983002ec69b7bea89831479896cdd7da4553a7
- https://github.com/tianon/docker-bash/commit/62c496c: Update to commit 5361749017fb133cb26dc5e9a1ac3ac199f98cd8

library/bash

@@ -3,9 +3,9 @@
 Maintainers: Tianon Gravi <[email protected]> (@tianon)
 GitRepo: https://github.com/tianon/docker-bash.git
 
-Tags: devel-20200714, devel
+Tags: devel-20200720, devel
 Architectures: amd64, arm32v6, arm32v7, arm64v8, i386, ppc64le, s390x
-GitCommit: 0538c5c97d85a7e9564f93a36fc5c4982e13a118
+GitCommit: d8b5a2e5fa66c834dc6d2262c4928cc16dacca3e
 Directory: devel
 
 Tags: 5.1-alpha, 5.1-rc, rc