* gnu/packages/bash.scm (bash): Update to 5.2.37.
(patch-url): Update it.
(%patch-series-5.1): Rename to %patch-series-5.2 and update it.
* gnu/packages/patches/bash-linux-pgrp-pipe.patch: Adjust it.
Change-Id: I26c070ea3256e77d3a7658190339dc080fc0bc63
* gnu/packages/patches/bash-linux-pgrp-pipe.patch: New file.
* gnu/local.mk (dist_patch_DATA): Add it.
* gnu/packages/bash.scm (bash)[source]: Add the patch.