[RNET-992] Add sync support for collections in mixed #1884

Job	Run time
Test / Source Generation	2m 36s
Wrappers / Check cache (ubuntu)	1m 44s
Wrappers / Check cache (windows)	1m 28s
deploy-baas / Deploy Baas (code-coverage)	1m 8s
Test / Weaver (windows-latest, win-x64)	2m 37s
Test / Weaver (ubuntu-latest, linux-x64)	2m 49s
Test / Weaver (macos-latest, osx-x64)	2m 51s
Wrappers / macOS	0s
Wrappers / Apple Platform	0s
Wrappers / Linux	0s
Wrappers / Catalyst	0s
Wrappers / UWP	0s
Wrappers / Android	0s
Wrappers / Windows	0s
Package / NuGet	42s
Package	1s
Test	1s
Test	1s
Test	1s
Test	1s
Test	1s
Test	1s
Test	1s
Verify Namespaces	1s
Test	1s
Test	1s
Test	1s
Cleanup / Cleanup Baas (code-coverage)	24s
	16m 31s

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