object-file: move logic to write loose objects #29165

Job	Run time
config	8s
fuzz smoke test	1m 21s
win build	4m 49s
win+Meson build	4m 1s
static-analysis	6m 40s
osx-meson (macos-14)	21m 26s
sparse	3m 11s
osx-reftable (macos-14)	16m 43s
rust-analysis	1m 39s
documentation	7m 20s
osx-gcc (macos-14)	21m 28s
osx-clang (macos-14)	16m 49s
linux32 (i386/ubuntu:20.04)	10m 49s
linux-reftable-leaks (ubuntu:rolling)	35m 9s
debian-11 (debian:11)	8m 47s
linux-meson (ubuntu:rolling)	15m 13s
almalinux-8 (almalinux:8)	11m 0s
linux-leaks (ubuntu:rolling)	42m 50s
linux-reftable (ubuntu:rolling)	14m 46s
linux-breaking-changes (ubuntu:rolling)	13m 18s
fedora-breaking-changes-meson (fedora:latest)	10m 29s
linux-asan-ubsan (ubuntu:rolling)	49m 10s
linux-musl-meson (alpine:latest)	8m 14s
linux-sha256 (ubuntu:rolling)	14m 8s
linux-TEST-vars (ubuntu:20.04)	10m 14s
win+VS build	0s
win+VS test	0s
win+Meson test (1)	7m 45s
win+Meson test (6)	7m 3s
win+Meson test (7)	6m 41s
win+Meson test (2)	8m 10s
win+Meson test (5)	7m 13s
win+Meson test (8)	5m 48s
win+Meson test (4)	5m 54s
win+Meson test (0)	10m 29s
win+Meson test (9)	10m 45s
win+Meson test (3)	10m 15s
win test (7)	14m 18s
win test (6)	7m 55s
win test (2)	6m 39s
win test (9)	7m 7s
win test (4)	11m 0s
win test (5)	6m 7s
win test (8)	5m 4s
win test (0)	7m 4s
win test (3)	11m 48s
win test (1)	7m 17s
	8h 34m 4s

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