main/alpine-baselayout: fix file extension of locale script

/etc/profile loops over files that end with .sh, so if these don't have
a .sh file extension on locale it's not sourced.
7 jobs for !8268 with alpine-baselayout in 1 minute and 16 seconds
detached
Status Job ID Name Coverage
  Lint
failed #124021
x86_64 docker-alpine allowed to fail
lint

00:00:22

 
  Build
passed #124026
aarch64 ci-build docker-alpine
build-aarch64

00:00:31

passed #124027
armv7 ci-build docker-alpine
build-armv7

00:00:36

passed #124025
ppc64le ci-build docker-alpine
build-ppc64le

00:00:51

passed #124024
s390x ci-build docker-alpine
build-s390x

00:00:26

passed #124023
x86 ci-build docker-alpine
build-x86

00:00:25

passed #124022
x86_64 ci-build docker-alpine
build-x86_64

00:00:26

 
Name Stage Failure
failed
lint Lint
======================================================
apkbuild-lint:
======================================================


SC:[AL54]:APKBUILD:33:prepare() is missing call to 'default_prepare'

Running after_script
Uploading artifacts for failed job
ERROR: Job failed: exit code 1