Deprecate kaleido #627

Job	Run time
Code Coverage	23s
Tests (macos-latest)	2m 26s
Tests (ubuntu-latest)	2m 52s
semver	56s
Rustfmt	14s
Build Wasm Examples (callback-example)	57s
Clippy	3m 44s
Build Book	3m 19s
Test Static Export with Chrome (Windows)	3m 23s
Build Examples (3d_charts)	34s
Build Examples (ndarray)	35s
Build Examples (shapes)	34s
Build Examples (custom_controls)	37s
Build Examples (scientific_charts)	31s
Build Examples (subplots)	36s
Build Examples (images)	48s
Build Examples (customization)	35s
Build Examples (kaleido)	1m 41s
Build Examples (basic_charts)	34s
Build Examples (static_export)	1m 32s
Build Examples (maps)	46s
Build Examples (financial_charts)	36s
Build Wasm Examples (basic)	57s
Build Examples (themes)	34s
	29m 44s

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