Deprecate kaleido #5

Job	Run time
Code Coverage	20s
semver	39s
Clippy	52s
Build Wasm Examples (callback-example)	52s
Build Book	52s
Build Wasm Examples (basic)	51s
Tests (ubuntu-latest, chrome, plotly_ndarray,plotly_image,static_export_default,debug)	51s
Tests (ubuntu-latest, firefox, plotly_ndarray,plotly_image,static_export_geckodriver,static_expor...	52s
Tests (macos-latest, chrome, plotly_ndarray,plotly_image,static_export_default,debug)	57s
Tests (windows-latest, chrome, plotly_ndarray,plotly_image,static_export_chromedriver,debug)	46s
Build Examples (basic_charts)	35s
Build Examples (custom_controls)	36s
Build Examples (customization/multiple_plots_example)	31s
Build Examples (customization/consistent_static_format_export)	52s
Build Examples (images)	15s
Build Examples (3d_charts)	34s
Build Examples (customization/density_mapbox_example)	33s
Build Examples (kaleido)	51s
Build Examples (ndarray)	37s
Build Examples (maps)	44s
Build Examples (statistical_charts)	33s
Build Examples (scientific_charts)	23s
Build Examples (themes)	38s
Build Examples (shapes)	35s
Build Examples (financial_charts)	33s
Build Examples (subplots)	31s
Rustfmt	14s
	17m 27s

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