bump plotly version and edition to 2021 #371

Job	Run time
Clippy	1m 42s
semver	1m 11s
Rustfmt	11s
Build Examples (3d_charts)	24s
Build Wasm Examples (wasm-yew-minimal)	52s
Code Coverage	1m 54s
Build Examples (basic_charts)	31s
Tests (ubuntu-latest)	3s
Tests (windows-latest)	5s
Tests (macos-12)	1s
Build Examples (custom_controls)	22s
Tests (macos-13)	9m 5s
Tests (macos-14)	9m 6s
Build Examples (financial_charts)	25s
Tests (macos-15)	9m 8s
Build Examples (images)	38s
Tests (macos-latest)	9m 7s
Build Examples (kaleido)	1m 20s
Build Examples (maps)	24s
Build Examples (ndarray)	24s
Build Examples (scientific_charts)	23s
Build Examples (shapes)	28s
Build Examples (subplots)	24s
	48m 8s

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