Deprecate kaleido #613

Job	Run time
Rustfmt	14s
Tests (macos-latest)	2m 35s
Clippy	3m 51s
Tests (ubuntu-latest)	2m 58s
semver	55s
Test Static Export with Chrome (Windows)	30m 4s
Build Wasm Examples (callback-example)	58s
Build Wasm Examples (basic)	57s
Code Coverage	22s
Build Examples (basic_charts)	35s
Build Examples (custom_controls)	37s
Build Examples (ndarray)	35s
Build Examples (3d_charts)	35s
Build Book	3m 6s
Build Examples (shapes)	35s
Build Examples (scientific_charts)	36s
Build Examples (images)	50s
Build Examples (kaleido)	1m 22s
Build Examples (maps)	47s
Build Examples (static_export)	1m 33s
Build Examples (themes)	35s
Build Examples (customization)	35s
Build Examples (financial_charts)	33s
Build Examples (subplots)	34s
	56m 22s

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