Bump unicode-width from 0.1.13 to 0.2.0 #8188

Job	Run time
build-apple-x86 (nightly)	2m 16s
build (ubuntu-latest, nightly)	2m 20s
build-linux-arm (nightly)	7m 16s
build-apple-x86 (stable)	2m 19s
build-linux-musl (nightly)	3m 25s
build (ubuntu-latest, stable)	2m 20s
build-linux-arm (stable)	6m 0s
build-apple-x86 (1.70)	2m 14s
build-linux-musl (stable)	3m 31s
build (ubuntu-latest, 1.70)	2m 18s
build-linux-arm (1.70)	6m 5s
build-linux-musl (1.70)	3m 26s
build (macos-latest, nightly)	2m 55s
Lints	36s
build (macos-latest, stable)	3m 50s
Changelog Test	6s
udeps	2m 9s
build (macos-latest, 1.70)	3m 25s
build (windows-latest, nightly)	6m 53s
build (windows-latest, stable)	5m 23s
build (windows-latest, 1.70)	5m 21s
	1h 14m 8s

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