RNET-1168: Make mongodb connection string used for tests configurable #2067

Job	Run time
Test Source Generation	7m 30s
Verify TODOs	5s
Deploy BaaS (code-coverage)	56s
Test Weaver (windows-latest, win-x64)	9m 35s
Test Weaver (ubuntu-latest, linux-x64)	3m 3s
Test Weaver (macos-14, osx-arm64)	3m 51s
Wrappers / Check Cache (ubuntu)	52s
Wrappers / Check Cache (windows)	1m 4s
Wrappers / MacOS	0s
Wrappers / Catalyst	0s
Wrappers / Apple Platform	0s
Wrappers / Linux	0s
Wrappers / Android	0s
Wrappers / Windows	0s
Wrappers / UWP	0s
Test Code Coverage	18m 39s
Package NuGet	7m 30s
Test .NET Framework	6m 13s
Test UWP	4m 11s
Package Unity	3m 12s
Test Xamarin.macOS	9m 43s
Test Xamarin.iOS	11m 27s
Test net6.0, win-x64	5m 20s
Test Maui.MacCatalyst	13m 14s
Test net6.0, linux-x64	3m 4s
Test net6.0, osx-x64	7m 46s
Test Xamarin.Android	27m 32s
Test net8.0, osx-arm64	3m 35s
Test Maui.iOS	19m 53s
Test Xamarin.tvOS	8m 58s
Test Maui.Android	23m 3s
Test Woven Classes	6m 2s
Verify Namespaces	1m 12s
Build Unity windows	0s
Build Unity linux	0s
Test Unity windows	0s
Test Unity linux	0s
Cleanup BaaS	0s
	3h 27m 30s

Provide feedback