Update bash

Changes:

- https://github.com/tianon/docker-bash/commit/edc21c3: Update 5.2-rc to 5.2-beta

library/bash

@@ -8,9 +8,9 @@ Architectures: amd64, arm32v6, arm32v7, arm64v8, i386, ppc64le, s390x
 GitCommit: eea45c160b64c547b635a27c0d308d51294a9842
 Directory: devel
 
-Tags: 5.2-alpha, 5.2-rc, rc, 5.2-alpha-alpine3.15, 5.2-rc-alpine3.15, rc-alpine3.15
+Tags: 5.2-beta, 5.2-rc, rc, 5.2-beta-alpine3.15, 5.2-rc-alpine3.15, rc-alpine3.15
 Architectures: amd64, arm32v6, arm32v7, arm64v8, i386, ppc64le, s390x
-GitCommit: 70b65fa22011fa4b58c93570b2fed168b79102e4
+GitCommit: edc21c3e05d7f1c7190f5c9cc1fdc0fd8ce515ee
 Directory: 5.2-rc
 
 Tags: 5.1.16, 5.1, 5, latest, 5.1.16-alpine3.15, 5.1-alpine3.15, 5-alpine3.15, alpine3.15