improve name resolution of type aliases #812

Job	Run time
tests (ubuntu-latest, unit, 3.8)	44s
tests (ubuntu-latest, unit, 3.11)	57s
tests (ubuntu-latest, integration, 3.8)	2m 55s
tests (ubuntu-latest, integration, 3.11)	3m 4s
tests (ubuntu-latest, tool, 3.8)	1m 0s
tests (ubuntu-latest, tool, 3.11)	55s
tests (windows-2022, unit, 3.8)	1m 51s
tests (windows-2022, unit, 3.11)	3m 31s
tests (windows-2022, integration, 3.8)	4m 48s
tests (windows-2022, integration, 3.11)	3m 19s
tests (windows-2022, tool, 3.8)	4m 58s
tests (windows-2022, tool, 3.11)	6m 5s
coverage	18s
	34m 25s

Provide feedback