fix: allow plotly_static to compile without driver features #192

Job	Run time
Clippy	4m 49s
Build Book	3m 59s
Tests (ubuntu-latest, firefox, plotly_ndarray,plotly_image,static_export_geckodriver,static_expor...	3m 22s
Tests (macos-latest, chrome, plotly_ndarray,plotly_image,static_export_default,debug)	2m 53s
Tests (ubuntu-latest, chrome, plotly_ndarray,plotly_image,static_export_default,debug)	3m 24s
Code Coverage	17s
Build Wasm Examples (basic)	1m 0s
Rustfmt	14s
Build Wasm Examples (callback-example)	58s
Tests (windows-latest, chrome, plotly_ndarray,plotly_image,static_export_chromedriver,debug)	6m 38s
semver	57s
Build Examples (customization/density_mapbox_example)	31s
Build Examples (basic_charts)	41s
Build Examples (images)	53s
Build Examples (customization/consistent_static_format_export)	1m 48s
Build Examples (3d_charts)	30s
Build Examples (subplots)	31s
Build Examples (customization/multiple_plots_example)	32s
Build Examples (shapes)	34s
Build Examples (scientific_charts)	38s
Build Examples (maps)	47s
Build Examples (themes)	35s
Build Examples (financial_charts)	34s
Build Examples (statistical_charts)	35s
Build Examples (kaleido)	1m 33s
Build Examples (ndarray)	32s
Build Examples (custom_controls)	35s
	40m 20s

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