git: add git colocate command #6805

Job	Run time
build (no git)	1m 29s
check (mkdocs)	15s
test (linux-aarch64-gnu)	5m 37s
test (linux-x86_64-gnu)	6m 12s
test (macos-aarch64)	7m 15s
test (macos-x86_64)	6m 42s
test (windows-x86_64)	6m 59s
test (windows-aarch64)	6m 58s
check (zizmor)	22s
check (Cargo.lock dependency count)	3s
check (latest mkdocs, optional)	7m 9s
nix flake (macos-14)	7m 10s
check (clippy)	1m 30s
check (protos)	2m 31s
nix flake (ubuntu-24.04-arm)	7m 9s
check (codespell)	15s
check (rustfmt)	21s
nix flake (ubuntu-24.04)	7m 7s
check (cargo-deny, bans)	31s
check (doctests)	3m 10s
check (cargo-deny, licenses)	24s
check (cargo-deny, advisories)	28s
check (cargo-deny, sources)	27s
required checks (merge queue)	1s
	1h 20m 5s

Provide feedback