* fix violation of roslyn analyzer rule `RSPEC-2325` @ c#/shared #340

Job	Run time
runs-on (macos-latest) / eslint	1m 39s
runs-on (macos-latest) / tsc	1m 22s
runs-on (macos-latest) / type-coverage	1m 5s
runs-on (ubuntu-latest) / eslint	1m 43s
runs-on (ubuntu-latest) / tsc	47s
runs-on (ubuntu-latest) / type-coverage	39s
runs-on (windows-latest) / eslint	2m 28s
runs-on (windows-latest) / tsc	1m 29s
runs-on (windows-latest) / type-coverage	1m 21s
	12m 33s

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