Deprecate kaleido #659

Job	Run time
Rustfmt	15s
Clippy	1m 35s
Code Coverage	19s
semver	43s
Tests (windows-latest)	3m 50s
Tests (ubuntu-latest)	1m 48s
Tests (macos-latest)	3m 5s
Build Wasm Examples (basic)	55s
Build Wasm Examples (callback-example)	58s
Build Book	1m 50s
Build Examples (kaleido)	1m 39s
Build Examples (3d_charts)	29s
Build Examples (financial_charts)	33s
Build Examples (customization)	33s
Build Examples (maps)	43s
Build Examples (images)	50s
Build Examples (scientific_charts)	30s
Build Examples (ndarray)	33s
Build Examples (basic_charts)	31s
Build Examples (shapes)	32s
Build Examples (custom_controls)	31s
Build Examples (subplots)	30s
Build Examples (static_export)	1m 30s
Build Examples (themes)	35s
	25m 17s

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