community/borgbackup: use default shell completion functions

9 jobs for !10779 with borg-compl in 56 minutes and 31 seconds
detached
Status Job ID Name Coverage
  Lint
passed #174530
x86_64 docker-alpine
lint

00:00:22

 
  Build
passed #174535
aarch64 ci-build docker-alpine
build-aarch64

00:18:37

passed #186022
armv7 ci-build docker-alpine
build-armv7

00:20:44

passed #174534
ppc64le ci-build docker-alpine
build-ppc64le

00:24:32

passed #174533
s390x ci-build docker-alpine
build-s390x

00:00:19

passed #174532
x86 ci-build docker-alpine
build-x86

00:13:36

passed #174531
x86_64 ci-build docker-alpine
build-x86_64

00:09:52

failed #174592
docker-alpine ci-build armv7
build-armv7

00:00:27

failed #174536
armv7 ci-build docker-alpine
build-armv7

00:00:33