Fix .NET in-process E2E transport coverage #1783

Job	Run time
Rust SDK Bundled CLI Build (ubuntu-latest)	3m 6s
Rust SDK Bundled CLI Build (macos-latest)	2m 11s
Rust SDK Tests (macos-latest, inprocess)	10m 47s
Rust SDK Tests (ubuntu-latest, inprocess)	14m 13s
Rust SDK Tests (macos-latest, default)	10m 2s
Rust SDK Tests (windows-latest, default)	13m 3s
Rust SDK Tests (ubuntu-latest, default)	7m 47s
Rust SDK Bundled CLI Build (windows-latest)	4m 20s
	1h 5m 29s

Provide feedback