Bump osbuilder to 0.8.3 (#1692) #4764

Job	Run time
get-framework-matrix	6s
get-matrix	13s
test-uki	26m 1s
standard (alpine-opensuse-leap) / build	17m 33s
standard (opensuse-leap) / build	27m 28s
framework (almalinux) / build	2m 58s
framework (alpine-opensuse-leap) / build	5m 10s
framework (alpine-ubuntu) / build	7m 34s
framework (debian) / build	3m 16s
framework (fedora) / build	2m 37s
framework (fips-systemd, true) / build	2m 29s
framework (opensuse-leap) / build	2m 24s
framework (opensuse-tumbleweed) / build	2m 49s
framework (rockylinux) / build	2m 22s
framework (ubuntu) / build	2m 50s
framework (ubuntu-20-lts) / build	2m 37s
framework (ubuntu-22-lts) / build	2m 52s
core (almalinux) / build	26m 10s
core (alpine-opensuse-leap) / build	19m 39s
core (alpine-ubuntu) / build	27m 50s
core (opensuse-leap) / build	19m 42s
core (debian) / build	22m 22s
core (fedora) / build	35m 58s
core (opensuse-tumbleweed) / build	20m 4s
core (rockylinux) / build	19m 44s
core (ubuntu) / build	34m 40s
core (ubuntu-20-lts) / build	25m 16s
core (ubuntu-22-lts) / build	31m 48s
standard-upgrade-latest (alpine-opensuse-leap) / test	14m 16s
various (provider-qrcode-install, opensuse-leap) / test	13m 52s
standard-upgrade-latest (opensuse-leap) / test	16m 34s
various (provider-upgrade, opensuse-leap) / test	6m 12s
various (provider-decentralized-k8s, opensuse-leap) / test	6m 13s
acceptance	1s
bundles	1s
encryption	1s
netboot	1s
install	1s
zfs	1s
reset	1s
upgrade	1s
upgrade-latest	1s
notify	1s
	7h 31m 49s

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