Deprecate kaleido #661

Job	Run time
Code Coverage	20s
Rustfmt	15s
Clippy	3m 35s
semver	59s
Tests (windows-latest)	5m 53s
Tests (macos-latest)	3m 44s
Build Examples (3d_charts)	36s
Tests (ubuntu-latest)	3m 0s
Build Examples (customization)	34s
Build Examples (custom_controls)	35s
Build Examples (financial_charts)	32s
Build Examples (kaleido)	1m 42s
Build Examples (images)	49s
Build Examples (basic_charts)	35s
Build Examples (maps)	46s
Build Examples (scientific_charts)	34s
Build Examples (static_export)	1m 32s
Build Examples (shapes)	35s
Build Examples (themes)	34s
Build Examples (subplots)	32s
Build Examples (ndarray)	36s
Build Wasm Examples (basic)	56s
Build Book	3m 11s
Build Wasm Examples (callback-example)	57s
	33m 22s

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