safe.bareRepository: default to "explicit" with WITH_BREAKING_CHANGES #2143

Job	Run time
config	7s
fuzz smoke test	1m 23s
sparse	3m 49s
win build	5m 3s
win+VS build	0s
rust-analysis	1m 38s
win+Meson build	6m 54s
static-analysis	5m 55s
documentation	7m 21s
osx-meson (macos-14)	20m 47s
osx-reftable (macos-14)	17m 17s
osx-clang (macos-14)	18m 16s
osx-gcc (macos-14)	25m 28s
linux-reftable-leaks (ubuntu:rolling)	28m 1s
linux-musl-meson (alpine:latest)	8m 18s
linux-meson (ubuntu:rolling)	11m 35s
linux-leaks (ubuntu:rolling)	27m 19s
linux32 (i386/ubuntu:focal)	10m 4s
linux-sha256 (ubuntu:rolling)	12m 45s
almalinux-8 (almalinux:8)	10m 25s
fedora-breaking-changes-meson (fedora:latest)	9m 59s
linux-reftable (ubuntu:rolling)	13m 18s
debian-11 (debian:11)	8m 33s
linux-asan-ubsan (ubuntu:rolling)	30m 40s
linux-TEST-vars (ubuntu:20.04)	12m 46s
linux-breaking-changes (ubuntu:rolling)	12m 3s
win+VS test	-1s
win test (3)	8m 41s
win test (8)	8m 50s
win test (6)	5m 53s
win test (5)	9m 20s
win test (9)	11m 19s
win test (0)	5m 59s
win test (2)	7m 9s
win test (7)	5m 23s
win test (4)	10m 40s
win test (1)	8m 7s
win+Meson test (2)	8m 24s
win+Meson test (8)	10m 21s
win+Meson test (7)	9m 15s
win+Meson test (5)	7m 55s
win+Meson test (0)	6m 22s
win+Meson test (6)	18m 2s
win+Meson test (4)	6m 46s
win+Meson test (1)	9m 5s
win+Meson test (9)	7m 8s
win+Meson test (3)	5m 39s
	8h 0m 1s

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