Deprecate kaleido #638

Job	Run time
Clippy	3m 44s
Rustfmt	15s
semver	1m 13s
Test Static Export with Chrome (Windows)	5m 20s
Build Wasm Examples (basic)	49s
Build Wasm Examples (callback-example)	56s
Tests (macos-latest)	3m 52s
Code Coverage	9s
Tests (ubuntu-latest)	2m 58s
Build Book	3m 33s
Build Examples (custom_controls)	30s
Build Examples (basic_charts)	31s
Build Examples (3d_charts)	31s
Build Examples (financial_charts)	26s
Build Examples (subplots)	32s
Build Examples (static_export)	1m 31s
Build Examples (maps)	37s
Build Examples (ndarray)	27s
Build Examples (kaleido)	1m 40s
Build Examples (scientific_charts)	31s
Build Examples (images)	56s
Build Examples (customization)	34s
Build Examples (themes)	28s
Build Examples (shapes)	35s
	32m 38s

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