fix typo #29

Job	Run time
Clippy	4m 4s
Rustfmt	16s
Code Coverage	8s
Build Book	3m 38s
Build Wasm Examples (callback-example)	53s
Build Wasm Examples (basic)	55s
semver	45s
Tests (ubuntu-latest, firefox, plotly_ndarray,plotly_image,static_export_geckodriver,static_expor...	2m 56s
Tests (macos-latest, chrome, plotly_ndarray,plotly_image,static_export_default,debug)	4m 5s
Tests (windows-latest, chrome, plotly_ndarray,plotly_image,static_export_chromedriver,debug)	5m 8s
Tests (ubuntu-latest, chrome, plotly_ndarray,plotly_image,static_export_default,debug)	3m 5s
Build Examples (financial_charts)	33s
Build Examples (images)	40s
Build Examples (themes)	39s
Build Examples (kaleido)	1m 33s
Build Examples (3d_charts)	25s
Build Examples (ndarray)	32s
Build Examples (subplots)	28s
Build Examples (shapes)	49s
Build Examples (customization/multiple_plots_example)	30s
Build Examples (customization/density_mapbox_example)	36s
Build Examples (maps)	42s
Build Examples (custom_controls)	32s
Build Examples (basic_charts)	32s
Build Examples (customization/consistent_static_format_export)	1m 21s
Build Examples (statistical_charts)	32s
Build Examples (scientific_charts)	28s
	36m 45s

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