More updates. Code fixes and modernizations. Convert to IIncrementalG… #144

Job	Run time
build (Blazor.SourceGenerators)	21s
build (Blazor.Serialization)	20s
build (Blazor.LocalStorage.WebAssembly)	24s
build (Blazor.LocalStorage)	19s
build (Blazor.SessionStorage.WebAssembly)	20s
build (Blazor.SessionStorage)	22s
build (Blazor.Geolocation.WebAssembly)	21s
build (Blazor.Geolocation)	21s
build (Blazor.SpeechSynthesis.WebAssembly)	22s
build (Blazor.SpeechSynthesis)	25s
build (Blazor.SpeechRecognition.WebAssembly)	16s
build (Blazor.SpeechRecognition)	22s
test	32s
	4m 45s

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