Deprecate kaleido #631

Job	Run time
semver	54s
Tests (macos-latest)	3m 7s
Rustfmt	14s
Tests (ubuntu-latest)	3m 4s
Clippy	3m 40s
Code Coverage	17s
Build Book	3m 20s
Test Static Export with Chrome (Windows)	3m 23s
Build Wasm Examples (basic)	1m 0s
Build Wasm Examples (callback-example)	57s
Build Examples (3d_charts)	32s
Build Examples (financial_charts)	36s
Build Examples (customization)	34s
Build Examples (custom_controls)	33s
Build Examples (basic_charts)	35s
Build Examples (images)	50s
Build Examples (ndarray)	34s
Build Examples (maps)	43s
Build Examples (scientific_charts)	34s
Build Examples (kaleido)	1m 42s
Build Examples (static_export)	1m 33s
Build Examples (themes)	34s
Build Examples (shapes)	34s
Build Examples (subplots)	32s
	30m 22s

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