Update bash

Changes:

- https://github.com/tianon/docker-bash/commit/7414f66: Update 5.3-rc to 5.3-beta
- https://github.com/tianon/docker-bash/commit/be3e1c0: Update devel to 20241213, commit bb56d620e075e3c96ae84b52de6b74683d9ab320
- https://github.com/tianon/docker-bash/commit/1e72376: Simplify and update `verify-templating.yml`

library/bash

@@ -3,14 +3,14 @@
 Maintainers: Tianon Gravi <[email protected]> (@tianon)
 GitRepo: https://github.com/tianon/docker-bash.git
 
-Tags: devel-20241126, devel, devel-20241126-alpine3.21, devel-alpine3.21
+Tags: devel-20241213, devel, devel-20241213-alpine3.21, devel-alpine3.21
 Architectures: amd64, arm32v6, arm32v7, arm64v8, i386, ppc64le, riscv64, s390x
-GitCommit: 4811b83a9b81e2af6587fbe01c7932a078cb1acc
+GitCommit: be3e1c000bbc0a118e3d28f44e9e2a34fcb504d8
 Directory: devel
 
-Tags: 5.3-alpha, 5.3-rc, rc, 5.3-alpha-alpine3.21, 5.3-rc-alpine3.21, rc-alpine3.21
+Tags: 5.3-beta, 5.3-rc, rc, 5.3-beta-alpine3.21, 5.3-rc-alpine3.21, rc-alpine3.21
 Architectures: amd64, arm32v6, arm32v7, arm64v8, i386, ppc64le, riscv64, s390x
-GitCommit: 712b1f0c63d45c37d1072e6e9e635da1edfb0734
+GitCommit: 7414f66135e4327b0cca7644bdaf98f22e227c6c
 Directory: 5.3-rc
 
 Tags: 5.2.37, 5.2, 5, latest, 5.2.37-alpine3.21, 5.2-alpine3.21, 5-alpine3.21, alpine3.21