* fixes#18235 - proc annotation type macro sym leak
- also fixed a typo
- proc annotations guard symbol exports with shadow scopes
- symbol handling is shadow scope aware
* test for exporting an existing unexported sym
this one is for my homie alaviss.
* Special handling not needed in semProcAnnotation
* Testcasing
* [skip ci] clean-up and add some more comments
* [skip ci] rm trailing whitespace
Co-authored-by: Clyybber <darkmine956@gmail.com>
