delete trailing new line and add new tests #53

Job	Run time
Lint	50s
Coverage (ubuntu-latest)	58s
Check Python types	2m 13s
Create VSIX	3m 5s
Tests (ubuntu-latest, 3.x, ts-unit)	48s
Tests (ubuntu-latest, 3.x, python-unit)	1m 13s
Tests (ubuntu-latest, 3.x, venv)	1m 0s
Tests (ubuntu-latest, 3.x, single-workspace)	1m 2s
Tests (ubuntu-latest, 3.x, debugger)	53s
Tests (ubuntu-latest, 3.x, functional)	55s
Tests (windows-latest, 3.x, ts-unit)	1m 35s
Tests (windows-latest, 3.x, python-unit)	1m 20s
Tests (windows-latest, 3.x, venv)	1m 19s
Tests (windows-latest, 3.x, single-workspace)	1m 17s
Tests (windows-latest, 3.x, debugger)	1m 20s
Tests (windows-latest, 3.x, functional)	2m 7s
Smoke tests	0s
	21m 55s

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