Add ScatterGeo trace support #508

Job	Run time
semver	1m 47s
Rustfmt	14s
Tests (ubuntu-latest)	3m 11s
Tests (windows-latest)	5m 12s
Tests (macos-latest)	2m 54s
Code Coverage	14s
Build Wasm Examples (wasm-yew-minimal)	1m 3s
Build Examples (financial_charts)	42s
Build Examples (custom_controls)	1m 1s
Build Examples (images)	42s
Build Wasm Examples (wasm-yew-callback-minimal)	1m 24s
Build Examples (3d_charts)	1m 1s
Build Examples (subplots)	24s
Build Examples (kaleido)	2m 25s
Build Examples (shapes)	45s
Clippy	3m 18s
Build Examples (scientific_charts)	54s
Build Examples (basic_charts)	51s
Build Examples (maps)	43s
Build Examples (ndarray)	43s
	29m 28s

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