Deprecate kaleido #671

Job	Run time
Build Wasm Examples (callback-example)	56s
Rustfmt	14s
Clippy	3m 48s
Build Wasm Examples (basic)	56s
Tests (macos-latest)	3m 35s
Code Coverage	20s
Build Book	3m 9s
Tests (windows-latest)	5m 45s
Tests (ubuntu-latest)	3m 8s
Build Examples (3d_charts)	32s
semver	54s
Build Examples (customization)	35s
Build Examples (static_export)	1m 32s
Build Examples (basic_charts)	34s
Build Examples (maps)	44s
Build Examples (ndarray)	32s
Build Examples (shapes)	35s
Build Examples (custom_controls)	34s
Build Examples (themes)	38s
Build Examples (financial_charts)	34s
Build Examples (kaleido)	1m 19s
Build Examples (images)	47s
Build Examples (scientific_charts)	33s
Build Examples (subplots)	32s
	32m 46s

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