Deprecate kaleido #609

Job	Run time
Clippy	3m 44s
semver	56s
Rustfmt	16s
Tests (windows-latest)	9m 16s
Tests (ubuntu-latest)	2m 52s
Tests (macos-latest)	3m 19s
Test Static Export with Chrome (Windows)	9m 15s
Build Wasm Examples (basic)	59s
Build Book	3m 7s
Build Wasm Examples (callback-example)	57s
Code Coverage	22s
Build Examples (financial_charts)	35s
Build Examples (images)	49s
Build Examples (3d_charts)	37s
Build Examples (basic_charts)	35s
Build Examples (customization)	33s
Build Examples (themes)	34s
Build Examples (ndarray)	35s
Build Examples (custom_controls)	34s
Build Examples (kaleido)	1m 44s
Build Examples (static_export)	1m 30s
Build Examples (scientific_charts)	33s
Build Examples (subplots)	33s
Build Examples (maps)	45s
Build Examples (shapes)	35s
	45m 35s

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