main/linux-firmware: update pi bluez firmware to 1.2-4+rpt8

as per https://github.com/RPi-Distro/bluez-firmware/blob/master/debian/changelog
7 jobs for !20205 with macmpi-master-patch-23275 in 3 minutes and 8 seconds
detached
Status Job ID Name Coverage
  Lint
failed #365437
docker-alpine x86_64 allowed to fail
lint

00:00:18

 
  Build
passed #365442
docker-alpine ci-build aarch64
build-aarch64

00:02:24

passed #365443
docker-alpine ci-build armv7
build-armv7

00:02:26

passed #365441
docker-alpine ci-build ppc64le
build-ppc64le

00:02:49

passed #365440
docker-alpine ci-build s390x
build-s390x

00:02:24

passed #365439
docker-alpine ci-build x86
build-x86

00:00:55

passed #365438
docker-alpine ci-build x86_64
build-x86_64

00:02:05

 
Name Stage Failure
failed
lint Lint
IC:[AL7]:./APKBUILD:70:indent with tabs
MP:[AL32]:./APKBUILD:45:unnecessary usage of braces: ${_builddir}
MP:[AL32]:./APKBUILD:46:unnecessary usage of braces: ${pkgdir}
MP:[AL32]:./APKBUILD:66:unnecessary usage of braces: ${pkgdir}
MP:[AL32]:./APKBUILD:68:unnecessary usage of braces: ${pkgdir}
SP:[AL26]:./APKBUILD:23:rename _builddir to builddir

Cleaning up file based variables
ERROR: Job failed: exit code 1