fix CI issues #125

Job	Run time
Clippy	2m 37s
Code Coverage	1m 51s
Build Examples (3d_charts)	27s
Build Wasm Examples (wasm-yew-minimal)	44s
Rustfmt	12s
Build Examples (basic_charts)	26s
Tests (ubuntu-latest)	2m 1s
Build Examples (custom_controls)	29s
Tests (windows-latest)	3m 27s
Build Examples (financial_charts)	31s
Tests (macos-latest)	1m 47s
Build Examples (images)	33s
Build Examples (kaleido)	1m 14s
Build Examples (maps)	30s
Build Examples (ndarray)	29s
Build Examples (scientific_charts)	28s
Build Examples (shapes)	34s
Build Examples (subplots)	32s
	18m 52s

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