vendor: inhouse and trim ratatui #74

Job	Run time
build-linux-host-simd	12m 0s
build (x86_64-apple-darwin, macos-latest)	2m 17s
build (x86_64-unknown-linux-gnu, ubuntu-latest)	3m 35s
build (aarch64-apple-darwin, macos-latest)	5m 6s
build (aarch64-unknown-linux-gnu, ubuntu-latest)	4m 18s
release	11s
	27m 27s

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