Remove usage of `getrandom` for `rand` dependency and for this crate #56

Job	Run time
Tests (windows-latest, chrome, plotly_ndarray,plotly_image,static_export_chromedriver,debug)	5m 37s
Rustfmt	16s
Tests (ubuntu-latest, firefox, plotly_ndarray,plotly_image,static_export_geckodriver,static_expor...	3m 4s
Clippy	4m 2s
Tests (macos-latest, chrome, plotly_ndarray,plotly_image,static_export_default,debug)	3m 1s
semver	36s
Code Coverage	11s
Build Wasm Examples (basic)	53s
Build Wasm Examples (callback-example)	53s
Build Book	3m 26s
Build Examples (kaleido)	1m 20s
Build Examples (images)	40s
Build Examples (maps)	40s
Build Examples (3d_charts)	28s
Build Examples (customization/density_mapbox_example)	26s
Build Examples (custom_controls)	34s
Build Examples (basic_charts)	32s
Build Examples (financial_charts)	26s
Build Examples (scientific_charts)	29s
Build Examples (subplots)	23s
Build Examples (customization/multiple_plots_example)	32s
Build Examples (statistical_charts)	31s
Build Examples (customization/consistent_static_format_export)	1m 22s
Build Examples (themes)	39s
Build Examples (shapes)	32s
Build Examples (ndarray)	28s
Tests (ubuntu-latest, chrome, plotly_ndarray,plotly_image,static_export_default,debug)	3m 9s
	35m 10s

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