Update bash

Changes:

- https://github.com/tianon/docker-bash/commit/bea8b4f: Update devel to 20240927, commit 254081c09767738833cdf161b4bc3feb1a51690a
- https://github.com/tianon/docker-bash/commit/bb70490: Update `generate-stackbrew-library.sh` to support `BASHBREW_LIBRARY` for easier cascading updates

library/bash

@@ -1,11 +1,11 @@
-# this file is generated via https://github.com/tianon/docker-bash/blob/a6745045c9242e54777d2af53f07524eaffbc2b9/generate-stackbrew-library.sh
+# this file is generated via https://github.com/tianon/docker-bash/blob/bb70490dc6b70dee9e05538469a55a9a4377cd06/generate-stackbrew-library.sh
 
 Maintainers: Tianon Gravi <[email protected]> (@tianon)
 GitRepo: https://github.com/tianon/docker-bash.git
 
-Tags: devel-20240920, devel, devel-20240920-alpine3.20, devel-alpine3.20
+Tags: devel-20240927, devel, devel-20240927-alpine3.20, devel-alpine3.20
 Architectures: amd64, arm32v6, arm32v7, arm64v8, i386, ppc64le, riscv64, s390x
-GitCommit: 8f1d37b52aca817fbb37e73e6034ecebc3b4be17
+GitCommit: bea8b4f361686231e11d5f4e7dd61b83e52391cd
 Directory: devel
 
 Tags: 5.3-alpha, 5.3-rc, rc, 5.3-alpha-alpine3.20, 5.3-rc-alpine3.20, rc-alpine3.20