Refactoring of GridViewDataSet #2929

Job	Run time
.NET unit tests (ubuntu-latest)	2m 3s
.NET unit tests (windows-2022)	7m 30s
Build all projects without errors	10m 18s
JS unit tests	1m 0s
.NET unit tests (macOS-latest)	7m 44s
Build published projects without warnings (Release)	1m 31s
Build published projects without warnings (Debug)	1m 38s
UI tests (chrome, ubuntu-latest, Production, Default)	14m 12s
UI tests (chrome, windows-2022, Development, Default)	13m 56s
UI tests (firefox, ubuntu-latest, Development, Default)	19m 25s
UI tests (firefox, ubuntu-latest, Production, Default)	19m 22s
UI tests (firefox, ubuntu-latest, Development, ExperimentalFeaturesTests)	20m 11s
UI tests (chrome, ubuntu-latest, Production, ExperimentalFeaturesTests)	14m 26s
	2h 13m 16s

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