Add tests for comments around statements (#1998) #1524

Job	Run time
JS API \| Pure JS \| Browser	1m 20s
JS API \| Pure JS \| Node lts/* \| ubuntu-latest	1m 19s
Language \| Dart Sass \| Dart stable	55s
JS API \| Embedded \| Node lts/* \| ubuntu-latest	4m 50s
JS API \| Pure JS \| Node lts/* \| windows-latest	3m 20s
Language \| Dart Sass \| Dart dev	1m 3s
JS API \| Embedded \| Node lts/* \| windows-latest	7m 16s
JS API \| Embedded \| Node lts/* \| macos-latest	3m 22s
Lint spec files	16s
JS API \| Pure JS \| Node lts/* \| macos-latest	1m 10s
JS API \| Embedded \| Node lts/-1 \| ubuntu-latest	4m 41s
JS API \| Pure JS \| Node lts/-1 \| ubuntu-latest	1m 21s
JS API \| Embedded \| Node lts/-2 \| ubuntu-latest	5m 1s
Static analysis	16s
Unit tests	38s
JS API \| Pure JS \| Node lts/-2 \| ubuntu-latest	1m 16s
JS API \| Embedded \| Node lts/-3 \| ubuntu-latest	4m 50s
JS API \| Pure JS \| Node lts/-3 \| ubuntu-latest	1m 22s
	44m 16s

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