build

templater: use .map_or() to silence clippy without sacrificing readability #12223

Job	Run time
build (ubuntu-latest)	4m 4s
Build jj-lib without Git support	43s
Check protos	32s
build (macos-14)	3m 44s
build (windows-latest)	7m 55s
Check that MkDocs can build the docs	33s
build (ubuntu-latest, --all-features)	5m 13s
Check that MkDocs can build the docs with Poetry 1.8	21s
Check formatting	17s
cargo-deny (advisories)	25s
cargo-deny (bans licenses sources)	22s
Clippy check	2m 30s
	26m 39s

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